specdata.json

[
  {
    "spec_url": "https://console.spec.whatwg.org/",
    "spec_name": "Console",
    "repo_url": "https://github.com/whatwg/console/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Console_API",
    "caniuse_url": "https://caniuse.com/?search=console",
    "tests_url": "https://wpt.fyi/results/console",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Debugging and reporting"
  },
  {
    "spec_url": "https://dom.spec.whatwg.org/",
    "spec_name": "DOM",
    "repo_url": "https://github.com/whatwg/dom/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Document_Object_Model",
    "caniuse_url": "https://caniuse.com/?search=dom",
    "tests_url": "https://wpt.fyi/results/dom",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://encoding.spec.whatwg.org/",
    "spec_name": "Encoding",
    "repo_url": "https://github.com/whatwg/encoding/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Encoding_API",
    "caniuse_url": "https://caniuse.com/?search=textencoder",
    "tests_url": "https://wpt.fyi/results/encoding",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://fetch.spec.whatwg.org/",
    "spec_name": "Fetch",
    "repo_url": "https://github.com/whatwg/fetch/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API",
    "caniuse_url": "https://caniuse.com/fetch",
    "tests_url": "https://wpt.fyi/results/fetch",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://fs.spec.whatwg.org/",
    "spec_name": "File System",
    "repo_url": "https://github.com/whatwg/fs/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/File_System_Access_API",
    "caniuse_url": "https://caniuse.com/native-filesystem-api",
    "tests_url": "https://wpt.fyi/results/fs",
    "engines": ["blink"],
    "spec_category": "Storage and files"
  },
  {
    "spec_url": "https://fullscreen.spec.whatwg.org/",
    "spec_name": "Fullscreen API",
    "repo_url": "https://github.com/whatwg/fullscreen/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Fullscreen_API",
    "caniuse_url": "https://caniuse.com/fullscreen",
    "tests_url": "https://wpt.fyi/results/fullscreen",
    "engines": ["gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://html.spec.whatwg.org/multipage/",
    "spec_name": "HTML",
    "repo_url": "https://github.com/whatwg/html/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTML_DOM_API",
    "caniuse_url": "https://caniuse.com/?search=HTML",
    "tests_url": "https://wpt.fyi/results/html",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://notifications.spec.whatwg.org/",
    "spec_name": "Notifications API",
    "repo_url": "https://github.com/whatwg/notifications/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Notifications_API",
    "caniuse_url": "https://caniuse.com/notifications",
    "tests_url": "https://wpt.fyi/results/notifications",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://storage.spec.whatwg.org/",
    "spec_name": "Storage",
    "repo_url": "https://github.com/whatwg/storage/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Storage_API",
    "caniuse_url": "https://caniuse.com/?search=storagemanager",
    "tests_url": "https://wpt.fyi/results/storage",
    "engines": ["blink"],
    "spec_category": "Storage and files"
  },
  {
    "spec_url": "https://streams.spec.whatwg.org/",
    "spec_name": "Streams",
    "repo_url": "https://github.com/whatwg/streams/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Streams_API",
    "caniuse_url": "https://caniuse.com/streams",
    "tests_url": "https://wpt.fyi/results/streams",
    "engines": ["gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://url.spec.whatwg.org/",
    "spec_name": "URL",
    "repo_url": "https://github.com/whatwg/url/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/URL_API",
    "caniuse_url": "https://caniuse.com/url",
    "tests_url": "https://wpt.fyi/results/url",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "HTTP and addressing"
  },
  {
    "spec_url": "https://websockets.spec.whatwg.org/",
    "spec_name": "WebSockets",
    "repo_url": "https://github.com/whatwg/websockets/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebSockets_API",
    "caniuse_url": "https://caniuse.com/websockets",
    "tests_url": "https://wpt.fyi/results/websockets",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Real-time communication"
  },
  {
    "spec_url": "https://xhr.spec.whatwg.org/",
    "spec_name": "XMLHttpRequest",
    "repo_url": "https://github.com/whatwg/xhr/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest",
    "caniuse_url": "https://caniuse.com/?search=XMLHttpRequest",
    "tests_url": "https://wpt.fyi/results/xhr",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://immersive-web.github.io/anchors/",
    "spec_name": "WebXR Anchors",
    "repo_url": "https://github.com/immersive-web/anchors/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRAnchor",
    "caniuse_url": "https://caniuse.com/mdn-api_xranchor",
    "tests_url": "https://wpt.fyi/results/webxr/anchors",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/depth-sensing/",
    "spec_name": "WebXR Depth Sensing",
    "repo_url": "https://github.com/immersive-web/depth-sensing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRDepthInformation",
    "caniuse_url": "https://caniuse.com/mdn-api_xrdepthinformation",
    "tests_url": "https://wpt.fyi/results/webxr/depth-sensing",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/dom-overlays/",
    "spec_name": "WebXR DOM Overlays",
    "repo_url": "https://github.com/immersive-web/dom-overlays/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRSession/domOverlayState",
    "caniuse_url": "https://caniuse.com/mdn-api_xrsession_domoverlaystate",
    "tests_url": "https://wpt.fyi/results/webxr/dom-overlay",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/webxr-hand-input/",
    "spec_name": "WebXR Hand Input",
    "repo_url": "https://github.com/immersive-web/webxr-hand-input/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRHand",
    "tests_url": "https://wpt.fyi/results/webxr/hand-input",
    "engines": [],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/hit-test/",
    "spec_name": "WebXR Hit Test",
    "repo_url": "https://github.com/immersive-web/hit-test/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRHitTestSource",
    "caniuse_url": "https://caniuse.com/mdn-api_xrhittestsource",
    "tests_url": "https://wpt.fyi/results/webxr/hit-test",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/lighting-estimation/",
    "spec_name": "WebXR Lighting Estimation API",
    "repo_url": "https://github.com/immersive-web/lighting-estimation/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRLightEstimate",
    "caniuse_url": "https://caniuse.com/mdn-api_xrlightestimate",
    "tests_url": "https://wpt.fyi/results/webxr/light-estimation",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/layers/",
    "spec_name": "WebXR Layers API",
    "repo_url": "https://github.com/immersive-web/layers/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRWebGLBinding",
    "caniuse_url": "https://caniuse.com/mdn-api_xrwebglbinding",
    "tests_url": "https://wpt.fyi/results/webxr/layers",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/webxr/",
    "spec_name": "WebXR Device API",
    "repo_url": "https://github.com/immersive-web/webxr/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebXR_Device_API",
    "caniuse_url": "https://caniuse.com/webxr",
    "tests_url": "https://wpt.fyi/results/webxr",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/webxr-ar-module/",
    "spec_name": "WebXR Augmented Reality",
    "repo_url": "https://github.com/immersive-web/webxr-ar-module/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRSession/environmentBlendMode",
    "caniuse_url": "https://caniuse.com/mdn-api_xrsession_environmentblendmode",
    "tests_url": "https://wpt.fyi/results/webxr/ar-module",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://immersive-web.github.io/webxr-gamepads-module/",
    "spec_name": "WebXR Gamepads",
    "repo_url": "https://github.com/immersive-web/webxr-gamepads-module/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/XRInputSource/gamepad",
    "caniuse_url": "https://caniuse.com/mdn-api_xrinputsource_gamepad",
    "tests_url": "https://wpt.fyi/results/webxr/gamepads-module",
    "engines": ["blink"],
    "spec_category": "Mixed reality"
  },
  {
    "spec_url": "https://privacycg.github.io/storage-access/",
    "spec_name": "Storage Access API",
    "repo_url": "https://github.com/privacycg/storage-access/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Storage_Access_API",
    "caniuse_url": "https://caniuse.com/webxr",
    "tests_url": "https://wpt.fyi/results/storage-access-api",
    "engines": ["webkit", "gecko"],
    "spec_category": "Storage and files"
  },
  {
    "spec_url": "https://webassembly.github.io/exception-handling/js-api/",
    "spec_name": "WebAssembly JS Exception Handling",
    "repo_url": "https://github.com/webassembly/exception-handling/js-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/Exception",
    "caniuse_url": "https://caniuse.com/mdn-javascript_builtins_webassembly_exception",
    "tests_url": "https://wpt.fyi/results/wasm/jsapi",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "WebAssembly"
  },
  {
    "spec_url": "https://webassembly.github.io/spec/js-api/",
    "spec_name": "WebAssembly JS Interface",
    "repo_url": "https://github.com/webassembly/spec/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/WebAssembly/Using_the_JavaScript_API",
    "caniuse_url": "https://caniuse.com/mdn-javascript_builtins_webassembly_instance",
    "tests_url": "https://wpt.fyi/results/wasm/jsapi",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "WebAssembly"
  },
  {
    "spec_url": "https://webassembly.github.io/spec/web-api/",
    "spec_name": "WebAssembly Web API",
    "repo_url": "https://github.com/WebAssembly/spec/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WebAssembly/instantiateStreaming",
    "caniuse_url": "https://caniuse.com/mdn-javascript_builtins_webassembly_instantiatestreaming",
    "tests_url": "https://wpt.fyi/results/wasm/webapi",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "WebAssembly"
  },
  {
    "spec_url": "https://webaudio.github.io/web-audio-api/",
    "spec_name": "Web Audio API",
    "repo_url": "https://github.com/webaudio/web-audio-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API",
    "caniuse_url": "https://caniuse.com/audio-api",
    "tests_url": "https://wpt.fyi/results/webaudio",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://webaudio.github.io/web-midi-api/",
    "spec_name": "Web MIDI API",
    "repo_url": "https://github.com/webaudio/web-midi-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_MIDI_API",
    "caniuse_url": "https://caniuse.com/midi",
    "tests_url": "https://wpt.fyi/results/webmidi",
    "engines": ["gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://webbluetoothcg.github.io/web-bluetooth/",
    "spec_name": "Web Bluetooth",
    "repo_url": "https://github.com/webbluetoothcg/web-bluetooth/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Bluetooth_API",
    "caniuse_url": "https://caniuse.com/web-bluetooth",
    "tests_url": "https://wpt.fyi/results/bluetooth",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://drafts.css-houdini.org/css-paint-api/",
    "spec_name": "CSS Painting API",
    "repo_url": "https://github.com/w3c/css-houdini-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSS_Painting_API",
    "caniuse_url": "https://caniuse.com/css-paint-api",
    "tests_url": "https://wpt.fyi/results/css/css-paint-api",
    "engines": ["blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.css-houdini.org/css-properties-values-api/",
    "spec_name": "CSS Properties and Values API",
    "repo_url": "https://github.com/w3c/css-houdini-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSS_Properties_and_Values_API",
    "caniuse_url": "https://caniuse.com/mdn-api_css_registerproperty",
    "tests_url": "https://wpt.fyi/results/css/css-properties-values-api",
    "engines": ["blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.css-houdini.org/css-typed-om/",
    "spec_name": "CSS Typed OM",
    "repo_url": "https://github.com/w3c/css-houdini-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSS_Typed_OM_API",
    "caniuse_url": "https://caniuse.com/mdn-api_cssstylevalue",
    "tests_url": "https://wpt.fyi/results/css/css-typed-om",
    "engines": ["blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css2/",
    "spec_name": "CSS 2",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS",
    "tests_url": "https://wpt.fyi/results/css/CSS2",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-align/",
    "spec_name": "CSS Box Alignment",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Box_Alignment",
    "caniuse_url": "https://caniuse.com/mdn-css_properties_align-content",
    "tests_url": "https://wpt.fyi/results/css/css-align",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-animations/",
    "spec_name": "CSS Animations",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Animations",
    "caniuse_url": "https://caniuse.com/css-animation",
    "tests_url": "https://wpt.fyi/results/css/css-animations",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-animations-2/",
    "spec_name": "CSS Animations 2",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/animation-timeline",
    "caniuse_url": "https://caniuse.com/mdn-css_properties_animation-timeline",
    "tests_url": "https://wpt.fyi/results/css/css-animations",
    "engines": [],
    "spec_category": "Animation"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-backgrounds/",
    "spec_name": "CSS Backgrounds and Borders",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Backgrounds_and_Borders",
    "caniuse_url": "https://caniuse.com/background-img-opts",
    "tests_url": "https://wpt.fyi/results/css/css-backgrounds",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-backgrounds-4/",
    "spec_name": "CSS Backgrounds and Borders 4",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Backgrounds_and_Borders",
    "caniuse_url": "https://caniuse.com/background-position-x-y",
    "tests_url": "https://wpt.fyi/results/css/css-backgrounds/background-position-xy-three-four-values-passthru.html",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-box/",
    "spec_name": "CSS Box Model",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Box_Model",
    "caniuse_url": "https://caniuse.com/?search=css-box",
    "tests_url": "https://wpt.fyi/results/css/css-box",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-box-4/",
    "spec_name": "CSS Box Model 4",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/margin-trim",
    "caniuse_url": "https://caniuse.com/mdn-css_properties_margin-trim",
    "tests_url": "https://wpt.fyi/results/css/css-box",
    "engines": [],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-break/",
    "spec_name": "CSS Fragmentation",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Fragmentation",
    "caniuse_url": "https://caniuse.com/?search=css-break",
    "tests_url": "https://wpt.fyi/results/css/css-break",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-cascade/",
    "spec_name": "CSS Cascading and Inheritance",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/Cascade",
    "tests_url": "https://wpt.fyi/results/css/css-cascade",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-cascade-5/",
    "spec_name": "CSS Cascading and Inheritance 5",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/@layer",
    "caniuse_url": "https://caniuse.com/css-cascade-layers",
    "tests_url": "https://wpt.fyi/results/css/css-cascade",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-color/",
    "spec_name": "CSS Color",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Colors",
    "tests_url": "https://wpt.fyi/results/css/css-color",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
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    "tests_url": "https://wpt.fyi/results/css/css-text-decor",
    "engines": ["webkit"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-transforms/",
    "spec_name": "CSS Transforms",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Transforms",
    "caniuse_url": "https://caniuse.com/transforms2d",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
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    "spec_url": "https://drafts.csswg.org/css-transforms-2/",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Transforms",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
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  {
    "spec_url": "https://drafts.csswg.org/css-transitions/",
    "spec_name": "CSS Transitions",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Transitions",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
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    "spec_url": "https://drafts.csswg.org/css-transitions-2/",
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    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSTransition",
    "caniuse_url": "https://caniuse.com/mdn-api_csstransition",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
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    "spec_url": "https://drafts.csswg.org/css-ui/",
    "spec_name": "CSS Basic User Interface",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Basic_User_Interface",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/css-values/",
    "spec_name": "CSS Values and Units",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/css-values-5/",
    "spec_name": "CSS Values and Units 5",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/attr",
    "caniuse_url": "https://caniuse.com/css3-attr",
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    "engines": [],
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  },
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    "spec_url": "https://drafts.csswg.org/css-variables/",
    "spec_name": "CSS Custom Properties (Variables)",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Variables",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/css-will-change/",
    "spec_name": "CSS Will Change",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/will-change",
    "caniuse_url": "https://caniuse.com/will-change",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/css-writing-modes/",
    "spec_name": "CSS Writing Modes",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Writing_Modes",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/cssom-view/",
    "spec_name": "CSSOM View",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSSOM_View",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
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  {
    "spec_url": "https://drafts.csswg.org/cssom/",
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    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSS_Object_Model",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/mediaqueries/",
    "spec_name": "CSS Media Queries",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/Media_Queries",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
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    "spec_url": "https://drafts.csswg.org/mediaqueries-5/",
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    "mdn_url": "https://caniuse.com/mdn-css_at-rules_media_forced-colors",
    "caniuse_url": "https://caniuse.com/mdn-css_at-rules_media_forced-colors",
    "tests_url": "https://wpt.fyi/results/css/mediaqueries/forced-colors.html",
    "engines": ["gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/resize-observer/",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Resize_Observer_API",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.csswg.org/scroll-animations/",
    "spec_name": "Scroll-linked Animations",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/@scroll-timeline",
    "caniuse_url": "https://caniuse.com/css-scroll-timeline",
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    "engines": [],
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Selectors",
    "caniuse_url": "https://caniuse.com/css-sel3",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.csswg.org/web-animations-1/",
    "spec_name": "Web Animations",
    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Animations_API",
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  },
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    "repo_url": "https://github.com/w3c/csswg-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Animations_API",
    "caniuse_url": "https://caniuse.com/mdn-api_keyframeeffect",
    "tests_url": "https://wpt.fyi/results/web-animations/interfaces/KeyframeEffect",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
  },
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    "spec_url": "https://drafts.fxtf.org/compositing/",
    "spec_name": "Compositing and Blending",
    "repo_url": "https://github.com/w3c/fxtf-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/Compositing_and_Blending",
    "caniuse_url": "https://caniuse.com/?search=blend-mode",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.fxtf.org/css-masking/",
    "spec_name": "CSS Masking",
    "repo_url": "https://github.com/w3c/fxtf-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Masking",
    "caniuse_url": "https://caniuse.com/css-masks",
    "tests_url": "https://wpt.fyi/results/css/css-masking",
    "engines": ["webkit", "gecko"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.fxtf.org/filter-effects/",
    "spec_name": "Filter Effects",
    "repo_url": "https://github.com/w3c/fxtf-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/Filter_Effects",
    "caniuse_url": "https://caniuse.com/css-filters",
    "tests_url": "https://wpt.fyi/results/css/filter-effects",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.fxtf.org/filter-effects-2/",
    "spec_name": "Filter Effects 2",
    "repo_url": "https://github.com/w3c/fxtf-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/backdrop-filter",
    "caniuse_url": "https://caniuse.com/css-backdrop-filter",
    "tests_url": "https://wpt.fyi/results/css/filter-effects",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
  {
    "spec_url": "https://drafts.fxtf.org/geometry/",
    "spec_name": "Geometry Interfaces",
    "repo_url": "https://github.com/w3c/fxtf-drafts/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Geometry_interfaces",
    "caniuse_url": "https://caniuse.com/dommatrix",
    "tests_url": "https://wpt.fyi/results/css/geometry",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "CSS"
  },
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    "spec_url": "https://drafts.fxtf.org/motion/",
    "spec_name": "Motion Path",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Motion_Path",
    "caniuse_url": "https://caniuse.com/css-motion-paths",
    "tests_url": "https://wpt.fyi/results/css/motion",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
  },
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    "spec_url": "https://svgwg.org/specs/animations/",
    "spec_name": "SVG Animations",
    "repo_url": "https://github.com/w3c/svgwg",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/SVG/Element/animate",
    "caniuse_url": "https://caniuse.com/svg-smil",
    "tests_url": "https://wpt.fyi/results/svg/animations",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Animation"
  },
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    "spec_url": "https://svgwg.org/svg2-draft/",
    "spec_name": "SVG",
    "repo_url": "https://github.com/w3c/svgwg",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/SVG",
    "caniuse_url": "https://caniuse.com/?search=svg",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Graphics and typography"
  },
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    "spec_url": "https://wicg.github.io/background-fetch/",
    "spec_name": "Background Fetch",
    "repo_url": "https://github.com/wicg/background-fetch/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Background_Fetch_API",
    "caniuse_url": "https://caniuse.com/mdn-api_backgroundfetchmanager",
    "tests_url": "https://wpt.fyi/results/background-fetch",
    "engines": ["blink"],
    "spec_category": "Service Workers"
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    "spec_url": "https://wicg.github.io/background-sync/spec/",
    "spec_name": "Background Synchronization",
    "repo_url": "https://github.com/wicg/background-sync/spec/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Background_Synchronization_API",
    "caniuse_url": "https://caniuse.com/background-sync",
    "tests_url": "https://wpt.fyi/results/BackgroundSync",
    "engines": ["blink"],
    "spec_category": "Service Workers"
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    "spec_url": "https://wicg.github.io/compression/",
    "spec_name": "Compression Streams",
    "repo_url": "https://github.com/wicg/compression/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Compression_Streams_API",
    "caniuse_url": "https://caniuse.com/mdn-api_compressionstream",
    "tests_url": "https://wpt.fyi/results/compression",
    "engines": ["blink"],
    "spec_category": "Utilities"
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    "spec_url": "https://wicg.github.io/content-index/spec/",
    "spec_name": "Content Index",
    "repo_url": "https://github.com/wicg/content-index/spec/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Content_Index_API",
    "caniuse_url": "https://caniuse.com/mdn-api_contentindex",
    "tests_url": "https://wpt.fyi/results/content-index",
    "engines": ["blink"],
    "spec_category": "Service Workers"
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    "spec_url": "https://wicg.github.io/controls-list/",
    "spec_name": "Controls List API",
    "repo_url": "https://github.com/wicg/controls-list/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/controlsList",
    "caniuse_url": "https://caniuse.com/mdn-api_htmlmediaelement_controlslist",
    "tests_url": "https://wpt.fyi/results/html/semantics/embedded-content/media-elements/controlsList.tentative.html",
    "engines": ["blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://wicg.github.io/cookie-store/",
    "spec_name": "Cookie Store API",
    "repo_url": "https://github.com/wicg/cookie-store/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Cookie_Store_API",
    "caniuse_url": "https://caniuse.com/cookie-store-api",
    "tests_url": "https://wpt.fyi/results/cookie-store",
    "engines": ["blink"],
    "spec_category": "HTTP and addressing"
  },
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    "spec_url": "https://wicg.github.io/deprecation-reporting/",
    "spec_name": "Deprecation Reporting",
    "repo_url": "https://github.com/wicg/deprecation-reporting/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/DeprecationReportBody",
    "caniuse_url": "https://caniuse.com/mdn-api_deprecationreportbody",
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    "spec_name": "Element Timing API",
    "repo_url": "https://github.com/wicg/element-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Element_timing_API",
    "caniuse_url": "https://caniuse.com/mdn-api_performanceelementtiming",
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    "engines": ["blink"],
    "spec_category": "Performance/profiling"
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    "spec_name": "File and Directory Entries API",
    "repo_url": "https://github.com/wicg/entries-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/File_and_Directory_Entries_API",
    "caniuse_url": "https://caniuse.com/mdn-api_filesystem",
    "tests_url": "https://wpt.fyi/results/entries-api",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Storage and files"
  },
  {
    "spec_url": "https://wicg.github.io/eyedropper-api/",
    "spec_name": "EyeDropper API",
    "repo_url": "https://github.com/wicg/eyedropper-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/EyeDropper_API",
    "caniuse_url": "https://caniuse.com/mdn-api_eyedropper",
    "tests_url": "https://wpt.fyi/results/eyedropper",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
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    "spec_url": "https://wicg.github.io/file-system-access/",
    "spec_name": "File System Access",
    "repo_url": "https://github.com/wicg/file-system-access/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/File_System_Access_API",
    "caniuse_url": "https://caniuse.com/native-filesystem-api",
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    "engines": ["webkit", "blink"],
    "spec_category": "Storage and files"
  },
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    "spec_url": "https://wicg.github.io/idle-detection/",
    "spec_name": "Idle Detection API",
    "repo_url": "https://github.com/wicg/idle-detection/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Idle_Detection_API",
    "caniuse_url": "https://caniuse.com/mdn-api_idledetector",
    "tests_url": "https://wpt.fyi/results/idle-detection",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
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    "spec_url": "https://wicg.github.io/input-device-capabilities/",
    "spec_name": "Input Device Capabilities",
    "repo_url": "https://github.com/wicg/input-device-capabilities/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/InputDeviceCapabilities_API",
    "caniuse_url": "https://caniuse.com/mdn-api_inputdevicecapabilities",
    "tests_url": "https://wpt.fyi/results/input-device-capabilities",
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    "spec_category": "Platform interaction"
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    "spec_name": "Intervention Reporting",
    "repo_url": "https://github.com/wicg/intervention-reporting/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/InterventionReportBody",
    "caniuse_url": "https://caniuse.com/mdn-api_interventionreportbody",
    "tests_url": "https://wpt.fyi/results/intervention-reporting",
    "engines": ["blink"],
    "spec_category": "Debugging and reporting"
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    "spec_url": "https://wicg.github.io/keyboard-lock/",
    "spec_name": "Keyboard Lock",
    "repo_url": "https://github.com/wicg/keyboard-lock/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Keyboard/lock",
    "caniuse_url": "https://caniuse.com/mdn-api_keyboard_lock",
    "tests_url": "https://wpt.fyi/results/keyboard-lock",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
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    "spec_url": "https://wicg.github.io/keyboard-map/",
    "spec_name": "Keyboard Map",
    "repo_url": "https://github.com/wicg/keyboard-map/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/KeyboardLayoutMap",
    "caniuse_url": "https://caniuse.com/mdn-api_keyboardlayoutmap",
    "tests_url": "https://wpt.fyi/results/keyboard-map",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
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    "spec_url": "https://wicg.github.io/layout-instability/",
    "spec_name": "Layout Instability API",
    "repo_url": "https://github.com/wicg/layout-instability/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Layout_Instability_API",
    "caniuse_url": "https://caniuse.com/mdn-api_layoutshift",
    "tests_url": "https://wpt.fyi/results/layout-instability",
    "engines": ["blink"],
    "spec_category": "Performance/profiling"
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    "spec_url": "https://wicg.github.io/manifest-incubations/",
    "spec_name": "Web App Manifest — Incubations",
    "repo_url": "https://github.com/wicg/manifest-incubations/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Manifest",
    "caniuse_url": "https://caniuse.com/web-app-manifest",
    "tests_url": "https://wpt.fyi/results/html/links/manifest",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/netinfo/",
    "spec_name": "Network Information API",
    "repo_url": "https://github.com/wicg/netinfo/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Network_Information_API",
    "caniuse_url": "https://caniuse.com/netinfo",
    "tests_url": "https://wpt.fyi/results/netinfo",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/periodic-background-sync/",
    "spec_name": "Periodic Background Sync",
    "repo_url": "https://github.com/wicg/periodic-background-sync/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Periodic_Background_Synchronization_API",
    "caniuse_url": "https://caniuse.com/mdn-api_periodicsyncmanager",
    "tests_url": "https://wpt.fyi/results/periodic-background-sync",
    "engines": ["blink"],
    "spec_category": "Service Workers"
  },
  {
    "spec_url": "https://wicg.github.io/priority-hints/",
    "spec_name": "Priority Hints",
    "repo_url": "https://github.com/wicg/priority-hints/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTMLImageElement/fetchPriority",
    "caniuse_url": "https://caniuse.com/mdn-api_htmlimageelement_fetchpriority",
    "tests_url": "https://wpt.fyi/results/priority-hints",
    "engines": ["blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://wicg.github.io/sanitizer-api/",
    "spec_name": "HTML Sanitizer API",
    "repo_url": "https://github.com/wicg/sanitizer-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTML_Sanitizer_API",
    "caniuse_url": "https://caniuse.com/mdn-api_sanitizer",
    "tests_url": "https://wpt.fyi/results/sanitizer-api",
    "engines": ["blink"],
    "spec_category": "Forms and editing"
  },
  {
    "spec_url": "https://wicg.github.io/savedata/",
    "spec_name": "Save Data API",
    "repo_url": "https://github.com/wicg/savedata/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Save-Data",
    "caniuse_url": "https://caniuse.com/mdn-http_headers_save-data",
    "tests_url": "https://wpt.fyi/results/savedata",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/scheduling-apis/",
    "spec_name": "Prioritized Task Scheduling",
    "repo_url": "https://github.com/wicg/scheduling-apis/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Prioritized_Task_Scheduling_API",
    "caniuse_url": "https://caniuse.com/mdn-api_scheduler",
    "tests_url": "https://wpt.fyi/results/scheduler",
    "engines": ["gecko", "blink"],
    "spec_category": "Performance/profiling"
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  {
    "spec_url": "https://wicg.github.io/shape-detection-api/",
    "spec_name": "Shape Detection",
    "repo_url": "https://github.com/wicg/shape-detection-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Barcode_Detection_API",
    "caniuse_url": "https://caniuse.com/mdn-api_barcodedetector",
    "tests_url": "https://wpt.fyi/results/shape-detection",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/serial/",
    "spec_name": "Web Serial API",
    "repo_url": "https://github.com/wicg/serial/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Serial_API",
    "caniuse_url": "https://caniuse.com/web-serial",
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    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/speech-api/",
    "spec_name": "Web Speech API",
    "repo_url": "https://github.com/wicg/speech-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Speech_API",
    "caniuse_url": "https://caniuse.com/speech-synthesis",
    "tests_url": "https://wpt.fyi/results/speech-api",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://wicg.github.io/ua-client-hints/",
    "spec_name": "User-Agent Client Hints",
    "repo_url": "https://github.com/wicg/ua-client-hints/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/User-Agent_Client_Hints_API",
    "caniuse_url": "https://caniuse.com/mdn-api_navigatoruadata",
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    "engines": ["blink"],
    "spec_category": "Performance/profiling"
  },
  {
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    "spec_name": "URLPattern API",
    "repo_url": "https://github.com/wicg/urlpattern/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/URL_Pattern_API",
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    "engines": ["blink"],
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    "spec_name": "WebOTP API",
    "repo_url": "https://github.com/wicg/web-otp/",
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    "caniuse_url": "https://caniuse.com/mdn-api_otpcredential",
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    "engines": ["blink"],
    "spec_category": "Security"
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    "spec_name": "WebHID API",
    "repo_url": "https://github.com/wicg/webhid/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebHID_API",
    "caniuse_url": "https://caniuse.com/webhid",
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    "engines": ["blink"],
    "spec_category": "Platform interaction"
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    "spec_name": "WebUSB API",
    "repo_url": "https://github.com/wicg/webusb/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebUSB_API",
    "caniuse_url": "https://caniuse.com/webusb",
    "tests_url": "https://wpt.fyi/results/webusb",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
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    "spec_url": "https://wicg.github.io/window-controls-overlay/",
    "spec_name": "Window Controls Overlay",
    "repo_url": "https://github.com/wicg/window-controls-overlay/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Window_Controls_Overlay_API",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebGL_API",
    "caniuse_url": "https://caniuse.com/webgl",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Graphics and typography"
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  {
    "spec_url": "https://registry.khronos.org/webgl/specs/latest/2.0/",
    "spec_name": "WebGL 2.0",
    "repo_url": "https://github.com/KhronosGroup/WebGL/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebGL_API",
    "caniuse_url": "https://caniuse.com/webgl2",
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    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Graphics and typography"
  },
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    "spec_url": "https://tc39.es/ecma262/multipage/",
    "spec_name": "ECMAScript",
    "repo_url": "https://github.com/tc39/ecma262/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript",
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    "spec_category": "JavaScript"
  },
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    "spec_url": "https://tc39.es/ecma402/",
    "spec_name": "ECMAScript Internationalization API",
    "repo_url": "https://github.com/tc39/ecma402/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl",
    "caniuse_url": "https://caniuse.com/internationalization",
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    "engines": ["webkit", "gecko", "blink"],
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    "spec_url": "https://tc39.es/proposal-array-grouping/",
    "spec_name": "Array Grouping",
    "repo_url": "https://github.com/tc39/proposal-array-grouping/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/group",
    "caniuse_url": "https://caniuse.com/mdn-javascript_builtins_array_group",
    "engines": ["gecko"],
    "spec_category": "JavaScript"
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    "spec_url": "https://tc39.es/proposal-atomics-wait-async/",
    "spec_name": "Atomics.waitAsync",
    "repo_url": "https://github.com/tc39/proposal-atomics-wait-async/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Atomics/waitAsync",
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    "spec_name": "Intl Enumeration API",
    "repo_url": "https://github.com/tc39/proposal-intl-enumeration/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/supportedValuesOf",
    "caniuse_url": "https://caniuse.com/mdn-javascript_builtins_intl_supportedvaluesof",
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    "spec_url": "https://tc39.es/proposal-intl-locale-info/",
    "spec_name": "Intl Locale Info",
    "repo_url": "https://github.com/tc39/proposal-intl-locale-info/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/Locale/textInfo",
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    "spec_url": "https://tc39.es/proposal-intl-numberformat-v3/out/numberformat/proposed.html",
    "spec_name": "NumberFormat",
    "repo_url": "https://github.com/tc39/proposal-intl-numberformat-v3/",
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    "spec_url": "https://tc39.es/proposal-intl-numberformat-v3/out/pluralrules/proposed.html",
    "spec_name": "PluralRules",
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  },
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    "spec_url": "https://httpwg.org/specs/rfc6265.html",
    "spec_name": "HTTP Cookies",
    "repo_url": "https://github.com/httpwg/httpwg.github.io/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Cookies",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "HTTP and addressing"
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    "spec_url": "https://httpwg.org/specs/rfc6266.html",
    "spec_name": "HTTP Content-Disposition header",
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    "caniuse_url": "https://caniuse.com/mdn-http_headers_content-disposition",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "HTTP and addressing"
  },
  {
    "spec_url": "https://httpwg.org/specs/rfc9110.html",
    "spec_name": "HTTP Semantics",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP",
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    "spec_name": "HTTP Caching",
    "repo_url": "https://github.com/httpwg/httpwg.github.io/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP",
    "engines": ["webkit", "gecko", "blink"],
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    "repo_url": "https://github.com/httpwg/httpwg.github.io/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP",
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  },
  {
    "spec_url": "https://httpwg.org/specs/rfc7838.html",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Alt-Svc",
    "caniuse_url": "https://caniuse.com/mdn-http_headers_alt-svc",
    "engines": ["gecko", "blink"],
    "spec_category": "HTTP and addressing"
  },
  {
    "spec_url": "https://httpwg.org/specs/rfc8246.html",
    "spec_name": "HTTP Immutable Responses",
    "repo_url": "https://github.com/httpwg/httpwg.github.io/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control",
    "caniuse_url": "https://caniuse.com/mdn-http_headers_cache-control_immutable",
    "engines": ["webkit", "gecko"],
    "spec_category": "HTTP and addressing"
  },
  {
    "spec_url": "https://httpwg.org/http-extensions/draft-ietf-httpbis-rfc6265bis.html",
    "spec_name": "HTTP Cookies (SameSite)",
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    "engines": ["webkit", "gecko", "blink"],
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  },
  {
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    "caniuse_url": "https://caniuse.com/datauri",
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  },
  {
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    "caniuse_url": "https://caniuse.com/stricttransportsecurity",
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  },
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    "spec_name": "multipart/form-data",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Type",
    "tests_url": "https://wpt.fyi/results/html/semantics/forms/form-submission-0/multipart-formdata.window.html",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Forms and editing"
  },
  {
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Client_hints",
    "engines": ["blink"],
    "spec_category": "HTTP and addressing"
  },
  {
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/SourceMap",
    "caniuse_url": "https://caniuse.com/mdn-http_headers_sourcemap",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Debugging and reporting"
  },
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    "repo_url": "https://github.com/w3c/DOM-Parsing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/DOMParser",
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    "spec_url": "https://w3c.github.io/FileAPI/",
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    "engines": ["webkit", "gecko", "blink"],
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  },
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Observer_API",
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    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/AmbientLightSensor",
    "caniuse_url": "https://caniuse.com/ambient-light",
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    "engines": [],
    "spec_category": "Platform interaction"
  },
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    "spec_name": "ARIA",
    "repo_url": "https://github.com/w3c/aria/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA",
    "caniuse_url": "https://caniuse.com/wai-aria",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Core"
  },
  {
    "spec_url": "https://w3c.github.io/badging/",
    "spec_name": "Badging API",
    "repo_url": "https://github.com/w3c/badging/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Badging_API",
    "caniuse_url": "https://caniuse.com/mdn-api_navigator_setappbadge",
    "tests_url": "https://wpt.fyi/results/badging",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/battery/",
    "spec_name": "Battery Status API",
    "repo_url": "https://github.com/w3c/battery/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Battery_Status_API",
    "caniuse_url": "https://caniuse.com/battery-status",
    "tests_url": "https://wpt.fyi/results/battery",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/beacon/",
    "spec_name": "Beacon",
    "repo_url": "https://github.com/w3c/beacon/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Beacon_API",
    "caniuse_url": "https://caniuse.com/beacon",
    "tests_url": "https://wpt.fyi/results/beacon",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/clipboard-apis/",
    "spec_name": "Clipboard API and events",
    "repo_url": "https://github.com/w3c/clipboard-apis/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Clipboard_API",
    "caniuse_url": "https://caniuse.com/async-clipboard",
    "tests_url": "https://wpt.fyi/results/clipboard-apis",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/contact-api/spec/",
    "spec_name": "Contact Picker API",
    "repo_url": "https://github.com/w3c/contact-api/spec/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Contact_Picker_API",
    "caniuse_url": "https://caniuse.com/mdn-api_contactsmanager",
    "tests_url": "https://wpt.fyi/results/contacts",
    "engines": [],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/deviceorientation/",
    "spec_name": "Device Orientation Events",
    "repo_url": "https://github.com/w3c/deviceorientation/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Device_orientation_events",
    "caniuse_url": "https://caniuse.com/deviceorientation",
    "tests_url": "https://wpt.fyi/results/orientation-event",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/encrypted-media/",
    "spec_name": "Encrypted Media Extensions",
    "repo_url": "https://github.com/w3c/encrypted-media/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Encrypted_Media_Extensions_API",
    "caniuse_url": "https://caniuse.com/eme",
    "tests_url": "https://wpt.fyi/results/encrypted-media",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/event-timing/",
    "spec_name": "Event Timing API",
    "repo_url": "https://github.com/w3c/event-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/PerformanceEventTiming",
    "caniuse_url": "https://caniuse.com/mdn-api_performanceeventtiming",
    "tests_url": "https://wpt.fyi/results/event-timing",
    "engines": ["gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/gamepad/",
    "spec_name": "Gamepad",
    "repo_url": "https://github.com/w3c/gamepad/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Gamepad_API",
    "caniuse_url": "https://caniuse.com/gamepad",
    "tests_url": "https://wpt.fyi/results/gamepad",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/gamepad/extensions.html",
    "spec_name": "Gamepad Extensions",
    "repo_url": "https://github.com/w3c/gamepad/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/GamepadHapticActuator",
    "caniuse_url": "https://caniuse.com/mdn-api_gamepadhapticactuator",
    "tests_url": "https://wpt.fyi/results/gamepad/idlharness-extensions.https.window.html",
    "engines": ["gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/geolocation-api/",
    "spec_name": "Geolocation API",
    "repo_url": "https://github.com/w3c/geolocation-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Geolocation_API",
    "caniuse_url": "https://caniuse.com/geolocation",
    "tests_url": "https://wpt.fyi/results/geolocation-API",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/gyroscope/",
    "spec_name": "Gyroscope",
    "repo_url": "https://github.com/w3c/gyroscope/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Gyroscope",
    "caniuse_url": "https://caniuse.com/gyroscope",
    "tests_url": "https://wpt.fyi/results/gyroscope",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/hr-time/",
    "spec_name": "High Resolution Time",
    "repo_url": "https://github.com/w3c/hr-time/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/DOMHighResTimeStamp",
    "caniuse_url": "https://caniuse.com/high-resolution-time",
    "tests_url": "https://wpt.fyi/results/hr-time",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/html-media-capture/",
    "spec_name": "HTML Media Capture",
    "repo_url": "https://github.com/w3c/html-media-capture/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/capture",
    "caniuse_url": "https://caniuse.com/html-media-capture",
    "tests_url": "https://wpt.fyi/results/html-media-capture",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/input-events/",
    "spec_name": "Input Events",
    "repo_url": "https://github.com/w3c/input-events/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/InputEvent",
    "caniuse_url": "https://caniuse.com/mdn-api_inputevent",
    "tests_url": "https://wpt.fyi/results/input-events",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Events"
  },
  {
    "spec_url": "https://w3c.github.io/largest-contentful-paint/",
    "spec_name": "Largest Contentful Paint",
    "repo_url": "https://github.com/w3c/largest-contentful-paint/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Largest_Contentful_Paint_API",
    "caniuse_url": "https://caniuse.com/mdn-api_largestcontentfulpaint",
    "tests_url": "https://wpt.fyi/results/largest-contentful-paint",
    "engines": ["blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/longtasks/",
    "spec_name": "Long Tasks API",
    "repo_url": "https://github.com/w3c/longtasks/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Long_Tasks_API",
    "caniuse_url": "https://caniuse.com/mdn-api_performancelongtasktiming",
    "tests_url": "https://wpt.fyi/results/longtask-timing",
    "engines": ["blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/magnetometer/",
    "spec_name": "Magnetometer",
    "repo_url": "https://github.com/w3c/magnetometer/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Magnetometer",
    "caniuse_url": "https://caniuse.com/magnetometer",
    "tests_url": "https://wpt.fyi/results/magnetometer",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/manifest/",
    "spec_name": "Web App Manifest",
    "repo_url": "https://github.com/w3c/manifest/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Manifest",
    "caniuse_url": "https://caniuse.com/web-app-manifest",
    "tests_url": "https://wpt.fyi/results/html/links/manifest",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/manifest-app-info/",
    "spec_name": "Web App Manifest – App Info",
    "repo_url": "https://github.com/w3c/manifest-app-info/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Manifest",
    "caniuse_url": "https://caniuse.com/web-app-manifest",
    "tests_url": "https://wpt.fyi/results/html/links/manifest",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/mathml-core/",
    "spec_name": "MathML Core",
    "repo_url": "https://github.com/w3c/mathml-core/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/MathML",
    "caniuse_url": "https://caniuse.com/mathml",
    "tests_url": "https://wpt.fyi/results/mathml",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Graphics and typography"
  },
  {
    "spec_url": "https://w3c.github.io/media-capabilities/",
    "spec_name": "Media Capabilities",
    "repo_url": "https://github.com/w3c/media-capabilities/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Media_Capabilities_API",
    "caniuse_url": "https://caniuse.com/mdn-api_mediacapabilities",
    "tests_url": "https://wpt.fyi/results/media-capabilities",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/media-playback-quality/",
    "spec_name": "Media Playback Quality",
    "repo_url": "https://github.com/w3c/media-playback-quality/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/VideoPlaybackQuality",
    "caniuse_url": "https://caniuse.com/mdn-api_videoplaybackquality",
    "tests_url": "https://wpt.fyi/results/media-playback-quality",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/media-source/",
    "spec_name": "Media Source Extensions",
    "repo_url": "https://github.com/w3c/media-source/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Media_Source_Extensions_API",
    "caniuse_url": "https://caniuse.com/mediasource",
    "tests_url": "https://wpt.fyi/results/media-source",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-fromelement/",
    "spec_name": "Media Capture from DOM Elements",
    "repo_url": "https://github.com/w3c/mediacapture-fromelement/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/captureStream",
    "caniuse_url": "https://caniuse.com/mediacapture-fromelement",
    "tests_url": "https://wpt.fyi/results/mediacapture-fromelement",
    "engines": ["blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-image/",
    "spec_name": "MediaStream Image Capture",
    "repo_url": "https://github.com/w3c/mediacapture-image/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/MediaStream_Image_Capture_API",
    "caniuse_url": "https://caniuse.com/mdn-api_imagecapture",
    "tests_url": "https://wpt.fyi/results/mediacapture-image",
    "engines": ["blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-main/",
    "spec_name": "Media Capture and Streams",
    "repo_url": "https://github.com/w3c/mediacapture-main/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Media_Capture_and_Streams_API",
    "caniuse_url": "https://caniuse.com/mdn-api_mediastream",
    "tests_url": "https://wpt.fyi/results/mediacapture-streams",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-output/",
    "spec_name": "Audio Output Devices API",
    "repo_url": "https://github.com/w3c/mediacapture-output/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/selectAudioOutput",
    "caniuse_url": "https://caniuse.com/mdn-api_mediadevices_selectaudiooutput",
    "tests_url": "https://wpt.fyi/results/audio-output",
    "engines": [],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-record/",
    "spec_name": "MediaStream Recording",
    "repo_url": "https://github.com/w3c/mediacapture-record/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/MediaStream_Recording_API",
    "caniuse_url": "https://caniuse.com/mediarecorder",
    "tests_url": "https://wpt.fyi/results/mediacapture-record",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-screen-share/",
    "spec_name": "Screen Capture",
    "repo_url": "https://github.com/w3c/mediacapture-screen-share/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Screen_Capture_API",
    "caniuse_url": "https://caniuse.com/mdn-api_mediadevices_getdisplaymedia",
    "tests_url": "https://wpt.fyi/results/screen-capture",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediacapture-transform/",
    "spec_name": "MediaStreamTrack Insertable Streams",
    "repo_url": "https://github.com/w3c/mediacapture-transform/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Insertable_Streams_for_MediaStreamTrack_API",
    "caniuse_url": "https://caniuse.com/mdn-api_mediastreamtrackgenerator",
    "tests_url": "https://wpt.fyi/results/mediacapture-insertable-streams",
    "engines": ["blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/mediasession/",
    "spec_name": "Media Session",
    "repo_url": "https://github.com/w3c/mediasession/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Media_Session_API",
    "caniuse_url": "https://caniuse.com/mdn-api_mediasession",
    "tests_url": "https://wpt.fyi/results/mediasession",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/navigation-timing/",
    "spec_name": "Navigation Timing",
    "repo_url": "https://github.com/w3c/navigation-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Navigation_timing_API",
    "caniuse_url": "https://caniuse.com/nav-timing",
    "tests_url": "https://wpt.fyi/results/navigation-timing",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/network-error-logging/",
    "spec_name": "Network Error Logging",
    "repo_url": "https://github.com/w3c/network-error-logging/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Network_Error_Logging",
    "caniuse_url": "https://caniuse.com/mdn-http_headers_nel",
    "tests_url": "https://wpt.fyi/results/network-error-logging",
    "engines": ["blink"],
    "spec_category": "Debugging and reporting"
  },
  {
    "spec_url": "https://w3c.github.io/orientation-sensor/",
    "spec_name": "Orientation Sensor",
    "repo_url": "https://github.com/w3c/orientation-sensor/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/OrientationSensor",
    "caniuse_url": "https://caniuse.com/orientation-sensor",
    "tests_url": "https://wpt.fyi/results/orientation-sensor",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/paint-timing/",
    "spec_name": "Paint Timing",
    "repo_url": "https://github.com/w3c/paint-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Paint_Timing_API",
    "caniuse_url": "https://caniuse.com/mdn-api_performancepainttiming",
    "tests_url": "https://wpt.fyi/results/paint-timing",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/payment-handler/",
    "spec_name": "Payment Handler API",
    "repo_url": "https://github.com/w3c/payment-handler/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Payment_Request_API",
    "caniuse_url": "https://caniuse.com/payment-request",
    "tests_url": "https://wpt.fyi/results/payment-handler",
    "engines": ["webkit", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/payment-request/",
    "spec_name": "Payment Request API",
    "repo_url": "https://github.com/w3c/payment-request/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Payment_Request_API",
    "caniuse_url": "https://caniuse.com/payment-request",
    "tests_url": "https://wpt.fyi/results/payment-handler",
    "engines": ["webkit", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/performance-timeline/",
    "spec_name": "Performance Timeline",
    "repo_url": "https://github.com/w3c/performance-timeline/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Performance_Timeline",
    "caniuse_url": "https://caniuse.com/mdn-api_performance_getentries",
    "tests_url": "https://wpt.fyi/results/performance-timeline",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/permissions/",
    "spec_name": "Permissions",
    "repo_url": "https://github.com/w3c/permissions/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Permissions_API",
    "caniuse_url": "https://caniuse.com/permissions-api",
    "tests_url": "https://wpt.fyi/results/permissions",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/picture-in-picture/",
    "spec_name": "Picture-in-Picture",
    "repo_url": "https://github.com/w3c/picture-in-picture/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Picture-in-Picture_API",
    "caniuse_url": "https://caniuse.com/picture-in-picture",
    "tests_url": "https://wpt.fyi/results/picture-in-picture",
    "engines": ["webkit", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/pointerevents/",
    "spec_name": "Pointer Events",
    "repo_url": "https://github.com/w3c/pointerevents/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Pointer_events",
    "caniuse_url": "https://caniuse.com/pointer",
    "tests_url": "https://wpt.fyi/results/pointerevents",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Events"
  },
  {
    "spec_url": "https://w3c.github.io/pointerlock/",
    "spec_name": "Pointer Lock",
    "repo_url": "https://github.com/w3c/pointerlock/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_API",
    "caniuse_url": "https://caniuse.com/pointerlock",
    "tests_url": "https://wpt.fyi/results/pointerlock",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/presentation-api/",
    "spec_name": "Presentation API",
    "repo_url": "https://github.com/w3c/presentation-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Presentation_API",
    "caniuse_url": "https://caniuse.com/mdn-api_presentation",
    "tests_url": "https://wpt.fyi/results/presentation-api",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/push-api/",
    "spec_name": "Push API",
    "repo_url": "https://github.com/w3c/push-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Push_API",
    "caniuse_url": "https://caniuse.com/push-api",
    "tests_url": "https://wpt.fyi/results/push-api",
    "engines": ["gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/remote-playback/",
    "spec_name": "Remote Playback API",
    "repo_url": "https://github.com/w3c/remote-playback/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Remote_Playback_API",
    "caniuse_url": "https://caniuse.com/mdn-api_remoteplayback",
    "tests_url": "https://wpt.fyi/results/remote-playback",
    "engines": ["webkit", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/reporting/",
    "spec_name": "Reporting API",
    "repo_url": "https://github.com/w3c/reporting/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Reporting_API",
    "caniuse_url": "https://caniuse.com/mdn-api_reportingobserver",
    "tests_url": "https://wpt.fyi/results/reporting",
    "engines": ["blink"],
    "spec_category": "Debugging and reporting"
  },
  {
    "spec_url": "https://w3c.github.io/requestidlecallback/",
    "spec_name": "requestIdleCallback()",
    "repo_url": "https://github.com/w3c/requestidlecallback/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Window/requestIdleCallback",
    "caniuse_url": "https://caniuse.com/requestidlecallback",
    "tests_url": "https://wpt.fyi/results/requestidlecallback",
    "engines": ["gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/resource-timing/",
    "spec_name": "Resource Timing",
    "repo_url": "https://github.com/w3c/resource-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Resource_Timing_API",
    "caniuse_url": "https://caniuse.com/resource-timing",
    "tests_url": "https://wpt.fyi/results/resource-timing",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/screen-orientation/",
    "spec_name": "Screen Orientation API",
    "repo_url": "https://github.com/w3c/screen-orientation/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Screen_Orientation_API",
    "caniuse_url": "https://caniuse.com/screen-orientation",
    "tests_url": "https://wpt.fyi/results/screen-orientation",
    "engines": ["gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/screen-wake-lock/",
    "spec_name": "Screen Wake Lock API",
    "repo_url": "https://github.com/w3c/screen-wake-lock/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Screen_Wake_Lock_API",
    "caniuse_url": "https://caniuse.com/wake-lock",
    "tests_url": "https://wpt.fyi/results/screen-wake-lock",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/selection-api/",
    "spec_name": "Selection API",
    "repo_url": "https://github.com/w3c/selection-api/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Selection_API",
    "caniuse_url": "https://caniuse.com/selection-api",
    "tests_url": "https://wpt.fyi/results/selection-api",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Forms and editing"
  },
  {
    "spec_url": "https://w3c.github.io/sensors/",
    "spec_name": "Generic Sensor API",
    "repo_url": "https://github.com/w3c/sensors/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Sensor_APIs",
    "caniuse_url": "https://caniuse.com/mdn-api_sensor",
    "tests_url": "https://wpt.fyi/results/generic-sensor",
    "engines": ["blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/server-timing/",
    "spec_name": "Server Timing",
    "repo_url": "https://github.com/w3c/server-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/PerformanceServerTiming",
    "caniuse_url": "https://caniuse.com/server-timing",
    "tests_url": "https://wpt.fyi/results/server-timing",
    "engines": ["gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/touch-events/",
    "spec_name": "Touch Events",
    "repo_url": "https://github.com/w3c/touch-events/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Touch_events",
    "caniuse_url": "https://caniuse.com/touch",
    "tests_url": "https://wpt.fyi/results/touch-events",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Events"
  },
  {
    "spec_url": "https://w3c.github.io/uievents/",
    "spec_name": "UI Events",
    "repo_url": "https://github.com/w3c/uievents/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/UI_Events",
    "caniuse_url": "https://caniuse.com/mdn-api_uievent",
    "tests_url": "https://wpt.fyi/results/uievents",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Events"
  },
  {
    "spec_url": "https://w3c.github.io/user-timing/",
    "spec_name": "User Timing",
    "repo_url": "https://github.com/w3c/user-timing/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/User_Timing_API",
    "caniuse_url": "https://caniuse.com/user-timing",
    "tests_url": "https://wpt.fyi/results/user-timing",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Performance/profiling"
  },
  {
    "spec_url": "https://w3c.github.io/vibration/",
    "spec_name": "Vibration API",
    "repo_url": "https://github.com/w3c/vibration/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Vibration_API",
    "caniuse_url": "https://caniuse.com/vibration",
    "tests_url": "https://wpt.fyi/results/vibration",
    "engines": ["gecko", "blink"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/web-locks/",
    "spec_name": "Web Locks API",
    "repo_url": "https://github.com/w3c/web-locks/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Locks_API",
    "caniuse_url": "https://caniuse.com/mdn-api_lockmanager",
    "tests_url": "https://wpt.fyi/results/web-locks",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Utilities"
  },
  {
    "spec_url": "https://w3c.github.io/web-share/",
    "spec_name": "Web Share API",
    "repo_url": "https://github.com/w3c/web-share/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Share_API",
    "caniuse_url": "https://caniuse.com/web-share",
    "tests_url": "https://wpt.fyi/results/web-share",
    "engines": ["webkit"],
    "spec_category": "Platform interaction"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-clear-site-data/",
    "spec_name": "Clear Site Data",
    "repo_url": "https://github.com/w3c/webappsec-clear-site-data/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Clear-Site-Data",
    "caniuse_url": "https://caniuse.com/?search=clear-site-data",
    "tests_url": "https://wpt.fyi/results/clear-site-data",
    "engines": ["gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-credential-management/",
    "spec_name": "Credential Management",
    "repo_url": "https://github.com/w3c/webappsec-credential-management/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Credential_Management_API",
    "caniuse_url": "https://caniuse.com/credential-management",
    "tests_url": "https://wpt.fyi/results/credential-management",
    "engines": ["blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-csp/",
    "spec_name": "CSP (Content Security Policy)",
    "repo_url": "https://github.com/w3c/webappsec-csp/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP",
    "caniuse_url": "https://caniuse.com/contentsecuritypolicy2",
    "tests_url": "https://wpt.fyi/results/content-security-policy",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-cspee/",
    "spec_name": "CSP Embedded Enforcement",
    "repo_url": "https://github.com/w3c/webappsec-cspee/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/HTMLIFrameElement/csp",
    "caniuse_url": "https://caniuse.com/mdn-api_htmliframeelement_csp",
    "tests_url": "https://wpt.fyi/results/content-security-policy/embedded-enforcement",
    "engines": ["blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-permissions-policy/",
    "spec_name": "Permissions Policy",
    "repo_url": "https://github.com/w3c/webappsec-permissions-policy/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Feature-Policy",
    "caniuse_url": "https://caniuse.com/permissions-policy",
    "tests_url": "https://wpt.fyi/results/permissions-policy",
    "engines": ["blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-fetch-metadata/",
    "spec_name": "Fetch Metadata Request Headers",
    "repo_url": "https://github.com/w3c/webappsec-fetch-metadata/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Glossary/Fetch_metadata_request_header",
    "caniuse_url": "https://caniuse.com/?search=sec-fetch-",
    "tests_url": "https://wpt.fyi/results/fetch/metadata",
    "engines": ["gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-referrer-policy/",
    "spec_name": "Referrer Policy",
    "repo_url": "https://github.com/w3c/webappsec-referrer-policy/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referrer-Policy",
    "caniuse_url": "https://caniuse.com/referrer-policy",
    "tests_url": "https://wpt.fyi/results/referrer-policy",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-subresource-integrity/",
    "spec_name": "Subresource Integrity",
    "repo_url": "https://github.com/w3c/webappsec-subresource-integrity/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Security/Subresource_Integrity",
    "caniuse_url": "https://caniuse.com/subresource-integrity",
    "tests_url": "https://wpt.fyi/results/subresource-integrity",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/trusted-types/dist/spec/",
    "spec_name": "Trusted Types",
    "repo_url": "https://github.com/w3c/trusted-types/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Trusted_Types_API",
    "caniuse_url": "https://caniuse.com/trusted-types",
    "tests_url": "https://wpt.fyi/results/trusted-types",
    "engines": ["blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webappsec-upgrade-insecure-requests/",
    "spec_name": "Upgrade Insecure Requests",
    "repo_url": "https://github.com/w3c/webappsec-upgrade-insecure-requests/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/upgrade-insecure-requests",
    "caniuse_url": "https://caniuse.com/upgradeinsecurerequests",
    "tests_url": "https://wpt.fyi/results/upgrade-insecure-requests",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webauthn/",
    "spec_name": "Web Authentication",
    "repo_url": "https://github.com/w3c/webauthn/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Authentication_API",
    "caniuse_url": "https://caniuse.com/webauthn",
    "tests_url": "https://wpt.fyi/results/webauthn",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webcodecs/",
    "spec_name": "WebCodecs",
    "repo_url": "https://github.com/w3c/webcodecs/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebCodecs_API",
    "caniuse_url": "https://caniuse.com/mdn-api_videodecoder",
    "tests_url": "https://wpt.fyi/results/webcodecs",
    "engines": ["blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/webcrypto/",
    "spec_name": "Web Cryptography API",
    "repo_url": "https://github.com/w3c/webcrypto/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/Web_Crypto_API",
    "caniuse_url": "https://caniuse.com/cryptography",
    "tests_url": "https://wpt.fyi/results/WebCryptoAPI",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Security"
  },
  {
    "spec_url": "https://w3c.github.io/webdriver/",
    "spec_name": "WebDriver",
    "repo_url": "https://github.com/w3c/webdriver/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/WebDriver",
    "caniuse_url": "https://caniuse.com/mdn-api_navigator_webdriver",
    "tests_url": "https://wpt.fyi/results/webdriver",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Utilities"
  },
  {
    "spec_url": "https://gpuweb.github.io/gpuweb/",
    "spec_name": "WebGPU",
    "repo_url": "https://github.com/gpuweb/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebGPU_API",
    "caniuse_url": "https://caniuse.com/webgpu",
    "tests_url": "https://gpuweb.github.io/cts/",
    "engines": ["gecko", "blink"],
    "spec_category": "Graphics and typography"
  },
  {
    "spec_url": "https://w3c.github.io/webrtc-extensions/",
    "spec_name": "WebRTC Extensions",
    "repo_url": "https://github.com/w3c/webrtc-extensions/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/RTCRtpEncodingParameters/maxFramerate",
    "caniuse_url": "https://caniuse.com/mdn-api_rtcrtpencodingparameters_maxframerate",
    "tests_url": "https://wpt.fyi/results/webrtc-extensions",
    "engines": ["blink"],
    "spec_category": "Real-time communication"
  },
  {
    "spec_url": "https://w3c.github.io/webrtc-identity/",
    "spec_name": "WebRTC Identity",
    "repo_url": "https://github.com/w3c/webrtc-identity/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/RTCIdentityAssertion",
    "caniuse_url": "https://caniuse.com/mdn-api_rtcidentityassertion",
    "tests_url": "https://wpt.fyi/results/webrtc-identity",
    "engines": ["gecko"],
    "spec_category": "Real-time communication"
  },
  {
    "spec_url": "https://w3c.github.io/webrtc-pc/",
    "spec_name": "WebRTC",
    "repo_url": "https://github.com/w3c/webrtc-pc/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebRTC_API",
    "caniuse_url": "https://caniuse.com/rtcpeerconnection",
    "tests_url": "https://wpt.fyi/results/webrtc",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Real-time communication"
  },
  {
    "spec_url": "https://w3c.github.io/webrtc-stats/",
    "spec_name": "WebRTC Statistics API Identifiers",
    "repo_url": "https://github.com/w3c/webrtc-stats/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebRTC_Statistics_API",
    "caniuse_url": "https://caniuse.com/mdn-api_rtcstatsreport",
    "tests_url": "https://wpt.fyi/results/webrtc-stats",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Real-time communication"
  },
  {
    "spec_url": "https://w3c.github.io/webvtt/",
    "spec_name": "WebVTT",
    "repo_url": "https://github.com/w3c/webvtt/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/WebVTT_API",
    "caniuse_url": "https://caniuse.com/webvtt",
    "tests_url": "https://wpt.fyi/results/webvtt",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Media"
  },
  {
    "spec_url": "https://w3c.github.io/woff/woff2/",
    "spec_name": "WOFF File Format",
    "repo_url": "https://github.com/w3c/woff/",
    "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/Guide/WOFF",
    "caniuse_url": "https://caniuse.com/woff",
    "tests_url": "https://wpt.fyi/results/css/WOFF2",
    "engines": ["webkit", "gecko", "blink"],
    "spec_category": "Graphics and typography"
  }
]