diff --git a/ci/powershell/publish-job.yml b/ci/powershell/publish-job.yml
new file mode 100644
index 000000000..687008aab
--- /dev/null
+++ b/ci/powershell/publish-job.yml
@@ -0,0 +1,23 @@
+jobs:
+  - job: Publish
+    displayName: Publish SDK to PowerShell gallery
+    pool:
+      vmImage: windows-2022
+    steps:
+      - powershell: |
+          Install-Module -Name Microsoft.PowerShell.PSResourceGet -Verbose
+        displayName: Install new publish cmdlets
+
+      - powershell: |
+          $publishOptions = @{
+              Path       = './VstsTaskSdk'
+              ApiKey     = $env:API_KEY
+              Repository = 'PSGallery'
+              Verbose    = $true
+          }
+          Publish-PSResource @publishOptions
+
+        displayName: Publish to gallery
+        workingDirectory: powershell/_build
+        env:
+          API_KEY: $(PSGalleryApiKey)
diff --git a/node/CHANGELOG.md b/node/CHANGELOG.md
index 6dfd4d457..89364fd2c 100644
--- a/node/CHANGELOG.md
+++ b/node/CHANGELOG.md
@@ -48,3 +48,11 @@ Backported from ver.`3.4.0`:
 ## 4.4.0
 
 - Add `getBoolFeatureFlag` [#936](https://github.com/microsoft/azure-pipelines-task-lib/pull/936)
+
+## 4.6.0
+
+- Replaced deprecated "sync-request" lib and Added new Async methods - [#932](https://github.com/microsoft/azure-pipelines-task-lib/pull/932)
+
+## 5.0.0-preview.0
+
+- [Mockery replacement] - Replaced mockery with similar adapter - [#968](https://github.com/microsoft/azure-pipelines-task-lib/pull/968)
\ No newline at end of file
diff --git a/node/ThirdPartyNotice.txt b/node/ThirdPartyNotice.txt
index ddde2acda..7c6354f41 100644
--- a/node/ThirdPartyNotice.txt
+++ b/node/ThirdPartyNotice.txt
@@ -36,7 +36,7 @@ This Azure Pipelines extension (azure-pipelines-task-lib) is based on or incorpo
 30.	semver (git+https://github.com/npm/node-semver.git)
 31.	shelljs (git://github.com/arturadib/shelljs.git)
 32.	string_decoder (git://github.com/rvagg/string_decoder.git)
-33.	sync-request (git+https://github.com/ForbesLindesay/sync-request.git)
+33.	nodejs-file-downloader (git://github.com/ibrod83/nodejs-file-downloader.git)
 34.	then-request (git+https://github.com/then/then-request.git)
 35.	typedarray (git://github.com/substack/typedarray.git)
 36.	typescript (git+https://github.com/Microsoft/TypeScript.git)
@@ -889,7 +889,8 @@ IN THE SOFTWARE.
 =========================================
 END OF string_decoder NOTICES, INFORMATION, AND LICENSE
 
-%% sync-request NOTICES, INFORMATION, AND LICENSE BEGIN HERE
+
+%% nodejs-file-downloader NOTICES, INFORMATION, AND LICENSE BEGIN HERE
 =========================================
 Copyright (c) 2014 Forbes Lindesay
 
@@ -911,7 +912,8 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 =========================================
-END OF sync-request NOTICES, INFORMATION, AND LICENSE
+END OF nodejs-file-downloader NOTICES, INFORMATION, AND LICENSE
+
 
 %% then-request NOTICES, INFORMATION, AND LICENSE BEGIN HERE
 =========================================
diff --git a/node/buildutils.js b/node/buildutils.js
index 1ecd94bbe..343438de7 100644
--- a/node/buildutils.js
+++ b/node/buildutils.js
@@ -4,12 +4,13 @@ var fs = require('fs');
 var os = require('os');
 var path = require('path');
 var process = require('process');
-var syncRequest = require('sync-request');
+var admZip = require('adm-zip');
+const Downloader = require("nodejs-file-downloader");
 
 var downloadPath = path.join(__dirname, '_download');
 var testPath = path.join(__dirname, '_test');
 
-exports.run = function(cl) {
+var run = function (cl) {
     console.log('> ' + cl);
     var rc = exec(cl).code;
     if (rc !== 0) {
@@ -17,9 +18,9 @@ exports.run = function(cl) {
         exit(rc);
     }
 }
-var run = exports.run;
+exports.run = run;
 
-exports.getExternals = function () {
+const getExternalsAsync = async () => {
     if (process.env['TF_BUILD']) {
         // skip adding node 5.10.1 to the PATH. the CI definition tests against node 5 and 6.
         return;
@@ -38,16 +39,19 @@ exports.getExternals = function () {
     var nodeVersion = 'v16.13.0';
     switch (platform) {
         case 'darwin':
-            var nodeArchivePath = downloadArchive(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-darwin-x64.tar.gz');
+            var nodeArchivePath = await downloadArchiveAsync(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-darwin-x64.tar.gz');
             addPath(path.join(nodeArchivePath, 'node-' + nodeVersion + '-darwin-x64', 'bin'));
             break;
         case 'linux':
-            var nodeArchivePath = downloadArchive(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-linux-x64.tar.gz');
+            var nodeArchivePath = await downloadArchiveAsync(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-linux-x64.tar.gz');
             addPath(path.join(nodeArchivePath, 'node-' + nodeVersion + '-linux-x64', 'bin'));
             break;
         case 'win32':
-            var nodeExePath = downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.exe');
-            var nodeLibPath = downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.lib');
+            var [nodeExePath, nodeLibPath] = await Promise.all([
+                downloadFileAsync(nodeUrl + '/' + nodeVersion + '/win-x64/node.exe'),
+                downloadFileAsync(nodeUrl + '/' + nodeVersion + '/win-x64/node.lib')
+            ]);
+            
             var nodeDirectory = path.join(testPath, 'node');
             mkdir('-p', nodeDirectory);
             cp(nodeExePath, path.join(nodeDirectory, 'node.exe'));
@@ -57,83 +61,84 @@ exports.getExternals = function () {
     }
 }
 
-var downloadFile = function (url) {
+exports.getExternalsAsync = getExternalsAsync
+
+
+var downloadFileAsync = async function (url, fileName) {
     // validate parameters
     if (!url) {
         throw new Error('Parameter "url" must be set.');
     }
 
-    // short-circuit if already downloaded
+    // skip if already downloaded
     var scrubbedUrl = url.replace(/[/\:?]/g, '_');
-    var targetPath = path.join(downloadPath, 'file', scrubbedUrl);
+    if (fileName === undefined) {
+        fileName = scrubbedUrl;
+    }
+    var targetPath = path.join(downloadPath, 'file', fileName);
     var marker = targetPath + '.completed';
-    if (!test('-f', marker)) {
-        console.log('Downloading file: ' + url);
+    if (test('-f', marker)) {
+        console.log('File already exists: ' + targetPath);
+        return targetPath;
+    }
 
-        // delete any previous partial attempt
-        if (test('-f', targetPath)) {
-            rm('-f', targetPath);
-        }
+    console.log('Downloading file: ' + url);
+    // delete any previous partial attempt
+    if (test('-f', targetPath)) {
+        rm('-f', targetPath);
+    }
 
-        // download the file
-        mkdir('-p', path.join(downloadPath, 'file'));
-        var result = syncRequest('GET', url);
-        fs.writeFileSync(targetPath, result.getBody());
+    // download the file
+    mkdir('-p', path.join(downloadPath, 'file'));
 
-        // write the completed marker
-        fs.writeFileSync(marker, '');
-    }
+    const downloader = new Downloader({
+        url: url,
+        directory: path.join(downloadPath, 'file'),
+        fileName: fileName
+    });
 
-    return targetPath;
-}
+    const { filePath } = await downloader.download(); // Downloader.download() resolves with some useful properties.
+    fs.writeFileSync(marker, '');
+    return filePath;
+};
 
-var downloadArchive = function (url) {
-    // validate platform
-    var platform = os.platform();
-    if (platform != 'darwin' && platform != 'linux') {
-        throw new Error('Unexpected platform: ' + platform);
-    }
 
-    // validate parameters
+var downloadArchiveAsync = async function (url, fileName) {
     if (!url) {
         throw new Error('Parameter "url" must be set.');
     }
 
-    if (!url.match(/\.tar\.gz$/)) {
-        throw new Error('Expected .tar.gz');
+    // skip if already downloaded and extracted
+    var scrubbedUrl = url.replace(/[\/\\:?]/g, '_');
+    if (fileName !== undefined) {
+        scrubbedUrl = fileName;
     }
-
-    // short-circuit if already downloaded and extracted
-    var scrubbedUrl = url.replace(/[/\:?]/g, '_');
     var targetPath = path.join(downloadPath, 'archive', scrubbedUrl);
     var marker = targetPath + '.completed';
-    if (!test('-f', marker)) {
-        // download the archive
-        var archivePath = downloadFile(url);
-        console.log('Extracting archive: ' + url);
-
-        // delete any previously attempted extraction directory
-        if (test('-d', targetPath)) {
-            rm('-rf', targetPath);
-        }
-
-        // extract
-        mkdir('-p', targetPath);
-        var cwd = process.cwd();
-        process.chdir(targetPath);
-        try {
-            run('tar -xzf "' + archivePath + '"');
-        }
-        finally {
-            process.chdir(cwd);
-        }
-
-        // write the completed marker
-        fs.writeFileSync(marker, '');
+    if (test('-f', marker)) {
+        return targetPath;
+    }
+    
+    // download the archive
+    var archivePath = await downloadFileAsync(url, scrubbedUrl);
+    console.log('Extracting archive: ' + url);
+
+    // delete any previously attempted extraction directory
+    if (test('-d', targetPath)) {
+        rm('-rf', targetPath);
     }
 
+    // extract
+    mkdir('-p', targetPath);
+    var zip = new admZip(archivePath);
+    zip.extractAllTo(targetPath);
+
+    // write the completed marker
+    fs.writeFileSync(marker, '');
+
     return targetPath;
-}
+};
+
 
 var addPath = function (directory) {
     var separator;
diff --git a/node/make.js b/node/make.js
index 7782f4240..00f05eddd 100644
--- a/node/make.js
+++ b/node/make.js
@@ -38,10 +38,10 @@ target.build = function() {
     rm(path.join(buildPath, 'index.*'));
 }
 
-target.test = function() {
+target.test = async function() {
     target.build();
 
-    buildutils.getExternals();
+    await buildutils.getExternalsAsync();
     run('tsc -p ./test');
     cp('-Rf', rp('test/scripts'), testPath);
     cp('-Rf', rp('test/fakeTasks'), testPath);
@@ -65,3 +65,13 @@ target.loc = function() {
     var enContents = JSON.stringify(strings, null, 2);
     fs.writeFileSync(path.join(strPath, 'resources.resjson'), enContents)
 }
+
+process.on('uncaughtException', err => {
+    console.error(`Uncaught exception: ${err.message}`);
+    console.debug(err.stack);
+});
+
+process.on('unhandledRejection', err => {
+    console.error(`Unhandled rejection: ${err.message}`);
+    console.debug(err.stack);
+});
\ No newline at end of file
diff --git a/node/mock-test.ts b/node/mock-test.ts
index 4d973387e..5a48c3898 100644
--- a/node/mock-test.ts
+++ b/node/mock-test.ts
@@ -1,21 +1,23 @@
 import cp = require('child_process');
 import fs = require('fs');
-import ncp = require('child_process');
 import os = require('os');
 import path = require('path');
 import cmdm = require('./taskcommand');
 import shelljs = require('shelljs');
-import syncRequest from 'sync-request';
+const Downloader = require("nodejs-file-downloader");
 
 const COMMAND_TAG = '[command]';
 const COMMAND_LENGTH = COMMAND_TAG.length;
 const downloadDirectory = path.join(process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE as string, 'azure-pipelines-task-lib', '_download');
 
 export class MockTestRunner {
-    constructor(testPath: string, taskJsonPath?: string) {
+
+    constructor(testPath?: string, taskJsonPath?: string) {
+        if (testPath === undefined)
+            return;
+
         this._taskJsonPath = taskJsonPath || '';
         this._testPath = testPath;
-        this.nodePath = this.getNodePath();
     }
 
     private _testPath = '';
@@ -29,6 +31,25 @@ export class MockTestRunner {
     public errorIssues: string[] = [];
     public warningIssues: string[] = [];
 
+    public async LoadAsync(testPath?: string, taskJsonPath?: string): Promise<MockTestRunner> {
+        return new Promise(async (resolve, reject) => {
+            if (this.nodePath != '') {
+                resolve(this);
+                return;
+            }
+            if (testPath) {
+                this._testPath = testPath;
+            }
+
+            if (taskJsonPath) {
+                this._taskJsonPath = taskJsonPath;
+            }
+            
+            this.nodePath = await this.getNodePath();
+            resolve(this)
+        })
+    }
+
     get failed(): boolean {
         return !this.succeeded;
     }
@@ -53,7 +74,7 @@ export class MockTestRunner {
         return this.stderr.indexOf(message) > 0;
     }
 
-    public run(nodeVersion?: number): void {
+    public async runAsync(nodeVersion?: number): Promise<void> {
         this.cmdlines = {};
         this.invokedToolCount = 0;
         this.succeeded = true;
@@ -63,15 +84,19 @@ export class MockTestRunner {
 
         let nodePath = this.nodePath;
         if (nodeVersion) {
-            nodePath = this.getNodePath(nodeVersion);
+            nodePath = await this.getNodePath(nodeVersion);
+        } else if (!nodePath) {
+            nodePath = await this.getNodePath();
+            this.nodePath = nodePath;
         }
+        
         let spawn = cp.spawnSync(nodePath, [this._testPath]);
 
         // Clean environment
         Object.keys(process.env)
             .filter(key => (key.substr(0, 'INPUT_'.length) === 'INPUT_' ||
-                            key.substr(0, 'SECRET_'.length) === 'SECRET_' ||
-                            key.substr(0, 'VSTS_TASKVARIABLE_'.length) === 'VSTS_TASKVARIABLE_'))
+                key.substr(0, 'SECRET_'.length) === 'SECRET_' ||
+                key.substr(0, 'VSTS_TASKVARIABLE_'.length) === 'VSTS_TASKVARIABLE_'))
             .forEach(key => delete process.env[key]);
 
         if (spawn.error) {
@@ -138,7 +163,7 @@ export class MockTestRunner {
     }
 
     // Returns a path to node.exe with the correct version for this task (based on if its node10 or node)
-    private getNodePath(nodeVersion?: number): string {
+    private async getNodePath(nodeVersion?: number): Promise<string> {
         const version: number = nodeVersion || this.getNodeVersion();
 
         let downloadVersion: string;
@@ -163,7 +188,8 @@ export class MockTestRunner {
             return pathToExe;
         }
         else {
-            return this.downloadNode(downloadVersion, downloadDestination);
+            const result = await this.downloadNode(downloadVersion, downloadDestination);
+            return result;
         }
     }
 
@@ -224,36 +250,34 @@ export class MockTestRunner {
     }
 
     // Downloads the specified node version to the download destination. Returns a path to node.exe
-    private downloadNode(nodeVersion: string, downloadDestination: string): string {
+    private async downloadNode(nodeVersion: string, downloadDestination: string): Promise<string> {
         shelljs.rm('-rf', downloadDestination);
         let nodeUrl: string = process.env['TASK_NODE_URL'] || 'https://nodejs.org/dist';
         nodeUrl = nodeUrl.replace(/\/$/, '');  // ensure there is no trailing slash on the base URL
         let downloadPath = '';
         switch (this.getPlatform()) {
             case 'darwin':
-                this.downloadTarGz(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-darwin-x64.tar.gz', downloadDestination);
+                await this.downloadTarGz(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-darwin-x64.tar.gz', downloadDestination);
                 downloadPath = path.join(downloadDestination, 'node-' + nodeVersion + '-darwin-x64', 'bin', 'node');
                 break;
             case 'linux':
-                this.downloadTarGz(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-linux-x64.tar.gz', downloadDestination);
+                await this.downloadTarGz(nodeUrl + '/' + nodeVersion + '/node-' + nodeVersion + '-linux-x64.tar.gz', downloadDestination);
                 downloadPath = path.join(downloadDestination, 'node-' + nodeVersion + '-linux-x64', 'bin', 'node');
                 break;
             case 'win32':
-                this.downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.exe', downloadDestination, 'node.exe');
-                this.downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.lib', downloadDestination, 'node.lib');
+                await this.downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.exe', downloadDestination, 'node.exe');
+                await this.downloadFile(nodeUrl + '/' + nodeVersion + '/win-x64/node.lib', downloadDestination, 'node.lib');
                 downloadPath = path.join(downloadDestination, 'node.exe')
         }
 
         // Write marker to indicate download completed.
         const marker = downloadDestination + '.completed';
         fs.writeFileSync(marker, '');
-
-        return downloadPath;
+        return downloadPath
     }
 
     // Downloads file to the downloadDestination, making any necessary folders along the way.
-    private downloadFile(url: string, downloadDestination: string, fileName: string): void {
-        const filePath: string = path.join(downloadDestination, fileName);
+    private async downloadFile(url: string, downloadDestination: string, fileName: string): Promise<void> {
         if (!url) {
             throw new Error('Parameter "url" must be set.');
         }
@@ -262,12 +286,19 @@ export class MockTestRunner {
         }
         console.log('Downloading file:', url);
         shelljs.mkdir('-p', downloadDestination);
-        const result: any = syncRequest('GET', url);
-        fs.writeFileSync(filePath, result.getBody());
+
+        const downloader = new Downloader({
+            url: url,
+            directory: downloadDestination,
+            fileName: fileName
+        });
+
+        await downloader.download();
+        return;
     }
 
     // Downloads tarGz to the download destination, making any necessary folders along the way.
-    private downloadTarGz(url: string, downloadDestination: string): void {
+    private async downloadTarGz(url: string, downloadDestination: string): Promise<void> {
         if (!url) {
             throw new Error('Parameter "url" must be set.');
         }
@@ -275,13 +306,13 @@ export class MockTestRunner {
             throw new Error('Parameter "downloadDestination" must be set.');
         }
         const tarGzName: string = 'node.tar.gz';
-        this.downloadFile(url, downloadDestination, tarGzName);
+        await this.downloadFile(url, downloadDestination, tarGzName);
 
         // Extract file
         const originalCwd: string = process.cwd();
         process.chdir(downloadDestination);
         try {
-            ncp.execSync(`tar -xzf "${path.join(downloadDestination, tarGzName)}"`);
+            cp.execSync(`tar -xzf "${path.join(downloadDestination, tarGzName)}"`);
         }
         catch {
             throw new Error('Failed to unzip node tar.gz from ' + url);
diff --git a/node/package-lock.json b/node/package-lock.json
index fabdcb38b..b541ffb47 100644
--- a/node/package-lock.json
+++ b/node/package-lock.json
@@ -1,25 +1,9 @@
 {
   "name": "azure-pipelines-task-lib",
-  "version": "5.0.0-preview.0",
+  "version": "5.0.1-preview.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "@types/concat-stream": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/@types/concat-stream/-/concat-stream-1.6.0.tgz",
-      "integrity": "sha1-OU2+C7X+5Gs42JZzXoto7yOQ0A0=",
-      "requires": {
-        "@types/node": "*"
-      }
-    },
-    "@types/form-data": {
-      "version": "0.0.33",
-      "resolved": "https://registry.npmjs.org/@types/form-data/-/form-data-0.0.33.tgz",
-      "integrity": "sha1-yayFsqX9GENbjIXZ7LUObWyJP/g=",
-      "requires": {
-        "@types/node": "*"
-      }
-    },
     "@types/glob": {
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.1.3.tgz",
@@ -45,7 +29,8 @@
     "@types/node": {
       "version": "16.11.39",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-16.11.39.tgz",
-      "integrity": "sha512-K0MsdV42vPwm9L6UwhIxMAOmcvH/1OoVkZyCgEtVu4Wx7sElGloy/W7kMBNe/oJ7V/jW9BVt1F6RahH6e7tPXw=="
+      "integrity": "sha512-K0MsdV42vPwm9L6UwhIxMAOmcvH/1OoVkZyCgEtVu4Wx7sElGloy/W7kMBNe/oJ7V/jW9BVt1F6RahH6e7tPXw==",
+      "dev": true
     },
     "@types/q": {
       "version": "1.5.4",
@@ -53,11 +38,6 @@
       "integrity": "sha512-1HcDas8SEj4z1Wc696tH56G8OlRaH/sqZOynNNB+HF0WOeXPaxTtbYzJY2oEfiUxjSKjhCKr+MvR7dCHcEelug==",
       "dev": true
     },
-    "@types/qs": {
-      "version": "6.9.5",
-      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.5.tgz",
-      "integrity": "sha512-/JHkVHtx/REVG0VVToGRGH2+23hsYLHdyG+GrvoUGlGAd0ErauXDyvHtRI/7H7mzLm+tBCKA7pfcpkQ1lf58iQ=="
-    },
     "@types/semver": {
       "version": "7.3.4",
       "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.3.4.tgz",
@@ -80,6 +60,19 @@
       "integrity": "sha512-sL/cEvJWAnClXw0wHk85/2L0G6Sj8UB0Ctc1TEMbKSsmpRosqhwj9gWgFRZSrBr2f9tiXISwNhCPmlfqUqyb9Q==",
       "dev": true
     },
+    "adm-zip": {
+      "version": "0.5.10",
+      "resolved": "https://registry.npmjs.org/adm-zip/-/adm-zip-0.5.10.tgz",
+      "integrity": "sha512-x0HvcHqVJNTPk/Bw8JbLWlWoo6Wwnsug0fnYYro1HBrjxZ3G7/AZk7Ahv8JwDe1uIcz8eBqvu86FuF1POiG7vQ=="
+    },
+    "agent-base": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.2.tgz",
+      "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+      "requires": {
+        "debug": "4"
+      }
+    },
     "ansi-colors": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz",
@@ -117,16 +110,6 @@
       "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
       "dev": true
     },
-    "asap": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
-      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY="
-    },
-    "asynckit": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
-    },
     "balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -162,31 +145,12 @@
       "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
       "dev": true
     },
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-      "requires": {
-        "http-response-object": "^3.0.1",
-        "sync-rpc": "^1.2.1",
-        "then-request": "^6.0.0"
-      }
-    },
-    "sync-rpc": {
-      "version": "1.3.6",
-      "resolved": "https://registry.npmjs.org/sync-rpc/-/sync-rpc-1.3.6.tgz",
-      "integrity": "sha512-J8jTXuZzRlvU7HemDgHi3pGnh/rkoqR/OZSjhTyyZrEkkYQbk7Z33AXp37mkPfPpfdOuj7Ex3H/TJM1z48uPQw==",
-      "requires": {
-        "get-port": "^3.1.0"
-      }
-    },
-    "then-request": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/then-request/-/then-request-6.0.2.tgz",
-      "integrity": "sha512-3ZBiG7JvP3wbDzA9iNY5zJQcHL4jn/0BWtXIkagfz7QgOL/LqjCEOBQuJNZfu0XYnv5JhKh+cDxCPM4ILrqruA==",
-      "requires": {
-        "@types/concat-stream": "^1.6.0",
-        "@types/form-data": "0.0.33",
-        "@types/node": "^8.0.0",
-        "@types/qs": "^6.2.31",
-        "caseless": "~0.12.0",
-        "concat-stream": "^1.6.0",
-        "form-data": "^2.2.0",
-        "http-basic": "^8.1.1",
-        "http-response-object": "^3.0.1",
-        "promise": "^8.0.0",
-        "qs": "^6.4.0"
-      },
-      "dependencies": {
-        "@types/node": {
-          "version": "8.10.64",
-          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.64.tgz",
-          "integrity": "sha512-/EwBIb+imu8Qi/A3NF9sJ9iuKo7yV+pryqjmeRqaU0C4wBAOhas5mdvoYeJ5PCKrh6thRSJHdoasFqh3BQGILA=="
-        }
-      }
-    },
     "to-regex-range": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
@@ -958,10 +763,13 @@
         "is-number": "^7.0.0"
       }
     },
-    "typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
+    "truncate-utf8-bytes": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/truncate-utf8-bytes/-/truncate-utf8-bytes-1.0.2.tgz",
+      "integrity": "sha512-95Pu1QXQvruGEhv62XCMO3Mm90GscOCClvrIUwCM0PYOXK3kaF3l3sIHxx71ThJfcbM2O5Au6SO3AWCSEfW4mQ==",
+      "requires": {
+        "utf8-byte-length": "^1.0.1"
+      }
     },
     "typescript": {
       "version": "4.0.2",
@@ -969,10 +777,10 @@
       "integrity": "sha512-e4ERvRV2wb+rRZ/IQeb3jm2VxBsirQLpQhdxplZ2MEzGvDkkMmPglecnNDfSUBivMjP93vRbngYYDQqQ/78bcQ==",
       "dev": true
     },
-    "util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+    "utf8-byte-length": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/utf8-byte-length/-/utf8-byte-length-1.0.4.tgz",
+      "integrity": "sha512-4+wkEYLBbWxqTahEsWrhxepcoVOJ+1z5PGIjPZxRkytcdSUaNjIjBM7Xn8E+pdSuV7SzvWovBFA54FO0JSoqhA=="
     },
     "uuid": {
       "version": "3.2.1",
diff --git a/node/package.json b/node/package.json
index d24bd7294..4920464f2 100644
--- a/node/package.json
+++ b/node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "azure-pipelines-task-lib",
-  "version": "5.0.0-preview.0",
+  "version": "5.0.1-preview.0",
   "description": "Azure Pipelines Task SDK",
   "main": "./task.js",
   "typings": "./task.d.ts",
@@ -27,11 +27,12 @@
   },
   "homepage": "https://github.com/Microsoft/azure-pipelines-task-lib",
   "dependencies": {
+    "adm-zip": "^0.5.10",
     "minimatch": "3.0.5",
+    "nodejs-file-downloader": "^4.11.1",
     "q": "^1.5.1",
     "semver": "^5.1.0",
     "shelljs": "^0.8.5",
-    "sync-request": "6.1.0",
     "uuid": "^3.0.1"
   },
   "devDependencies": {
diff --git a/node/test/mocktests.ts b/node/test/mocktests.ts
index 6c8e44095..2fa1f525c 100644
--- a/node/test/mocktests.ts
+++ b/node/test/mocktests.ts
@@ -298,33 +298,43 @@ describe('Mock Tests', function () {
         assert.equal(numStdErrCalls, 1);
     })
 
-    it('MockTest handles node 6 tasks correctly', function (done) {
+    it('MockTest handles node 6 tasks correctly', async function () {
         this.timeout(30000);
         const runner = new mtm.MockTestRunner(path.join(__dirname, 'fakeTasks', 'node6task', 'entry.js'));
+        await runner.LoadAsync();
         const nodePath = runner.nodePath;
         assert(nodePath, 'node path should have been correctly set');
         const version = ncp.execSync(nodePath + ' -v').toString().trim();
         assert(semver.satisfies(version, '6.x'), 'Downloaded node version should be Node 6 instead of ' + version);
-        done();
     })
 
-    it('MockTest handles node 10 tasks correctly', function (done) {
+    it('MockTest handles node 10 tasks correctly', async function () {
         this.timeout(30000);
-        const runner = new mtm.MockTestRunner(path.join(__dirname, 'fakeTasks', 'node10task', 'entry.js'));
+        const runner = new mtm.MockTestRunner();
+        await runner.LoadAsync(path.join(__dirname, 'fakeTasks', 'node10task', 'entry.js'));
         const nodePath = runner.nodePath;
         assert(nodePath, 'node path should have been correctly set');
         const version = ncp.execSync(nodePath + ' -v').toString().trim();
         assert(semver.satisfies(version, '10.x'), 'Downloaded node version should be Node 10 instead of ' + version);
-        done();
     })
 
-    it('MockTest handles node 16 tasks correctly', function (done) {
+    it('MockTest handles node 16 tasks correctly', async function () {
         this.timeout(30000);
         const runner = new mtm.MockTestRunner(path.join(__dirname, 'fakeTasks', 'node16task', 'entry.js'));
+        await runner.LoadAsync();
         const nodePath = runner.nodePath;
         assert(nodePath, 'node path should have been correctly set');
         const version = ncp.execSync(nodePath + ' -v').toString().trim();
         assert(semver.satisfies(version, '16.x'), 'Downloaded node version should be Node 16 instead of ' + version);
-        done();
+    })
+
+    it('MockTest handles node tasks correctly by async call', async function() {
+        this.timeout(30000);
+        const runner = await (new mtm.MockTestRunner).LoadAsync(path.join(__dirname, 'fakeTasks', 'node16task', 'entry.js'));
+        const nodePath = runner.nodePath;
+        assert(nodePath, 'node path should have been correctly set');
+        const version = ncp.execSync(nodePath + ' -v').toString().trim();
+        assert(semver.satisfies(version, '16.x'), 'Downloaded node version should be Node 16 instead of ' + version);
+        await Promise.resolve()
     })
 });
diff --git a/powershell/CompiledHelpers/VstsTaskSdk.csproj b/powershell/CompiledHelpers/VstsTaskSdk.csproj
index 138d63659..86a5ef6df 100644
--- a/powershell/CompiledHelpers/VstsTaskSdk.csproj
+++ b/powershell/CompiledHelpers/VstsTaskSdk.csproj
@@ -11,7 +11,7 @@
     <AssemblyName>VstsTaskSdk</AssemblyName>
     <SignAssembly>true</SignAssembly>
     <AssemblyOriginatorKeyFile>FinalPublicKey.snk</AssemblyOriginatorKeyFile>
-    <DelaySign>true</DelaySign>    
+    <DelaySign>true</DelaySign>
     <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
   </PropertyGroup>
diff --git a/powershell/VstsTaskSdk/VstsTaskSdk.psd1 b/powershell/VstsTaskSdk/VstsTaskSdk.psd1
index 3c606fdf7..4076f834e 100644
Binary files a/powershell/VstsTaskSdk/VstsTaskSdk.psd1 and b/powershell/VstsTaskSdk/VstsTaskSdk.psd1 differ
diff --git a/powershell/make-util.js b/powershell/make-util.js
index aac7268c9..e7c3d77a5 100644
--- a/powershell/make-util.js
+++ b/powershell/make-util.js
@@ -1,11 +1,10 @@
-
 var admZip = require('adm-zip');
 var child_process = require('child_process');
 var fs = require('fs');
 var path = require('path');
 var process = require('process');
 var shell = require('shelljs');
-var syncRequest = require('sync-request');
+const Downloader = require("nodejs-file-downloader");
 
 // global paths
 var downloadPath = path.join(__dirname, '_download');
@@ -20,12 +19,6 @@ var shellAssert = function () {
     }
 }
 
-var cd = function (dir) {
-    shell.cd(dir);
-    shellAssert();
-}
-exports.cd = cd;
-
 var cp = function (options, source, dest) {
     if (dest) {
         shell.cp(options, source, dest);
@@ -112,65 +105,84 @@ var ensureTool = function (name, versionArgs, validate) {
 }
 exports.ensureTool = ensureTool;
 
-var downloadFile = function (url) {
+const downloadFileAsync = async function (url, fileName) {
     // validate parameters
     if (!url) {
         throw new Error('Parameter "url" must be set.');
     }
 
     // skip if already downloaded
-    var scrubbedUrl = url.replace(/[/\:?]/g, '_');
-    var targetPath = path.join(downloadPath, 'file', scrubbedUrl);
-    var marker = targetPath + '.completed';
-    if (!test('-f', marker)) {
-        console.log('Downloading file: ' + url);
+    const scrubbedUrl = url.replace(/[/\:?]/g, '_');
+    if (fileName === undefined) {
+        fileName = scrubbedUrl;
+    }
+    const targetPath = path.join(downloadPath, 'file', fileName);
+    const marker = targetPath + '.completed';
+    if (test('-f', marker)) {
+        console.log('File already exists: ' + targetPath);
+        return targetPath;
+    }
 
-        // delete any previous partial attempt
-        if (test('-f', targetPath)) {
-            rm('-f', targetPath);
-        }
+    console.log('Downloading file: ' + url);
+    // delete any previous partial attempt
+    if (test('-f', targetPath)) {
+        rm('-f', targetPath);
+    }
 
-        // download the file
-        mkdir('-p', path.join(downloadPath, 'file'));
-        var result = syncRequest('GET', url);
-        fs.writeFileSync(targetPath, result.getBody());
+    // download the file
+    mkdir('-p', path.join(downloadPath, 'file'));
 
-        // write the completed marker
-        fs.writeFileSync(marker, '');
-    }
+    const downloader = new Downloader({
+        url: url,
+        directory: path.join(downloadPath, 'file'),
+        fileName: fileName
+    });
 
-    return targetPath;
-}
-exports.downloadFile = downloadFile;
 
-var downloadArchive = function (url) {
+    const { filePath } = await downloader.download(); // Downloader.download() resolves with some useful properties.
+    fs.writeFileSync(marker, '');
+
+    return filePath;
+};
+
+exports.downloadFileAsync = downloadFileAsync;
+
+var downloadArchiveAsync = async function (url, fileName) {
     if (!url) {
         throw new Error('Parameter "url" must be set.');
     }
 
     // skip if already downloaded and extracted
     var scrubbedUrl = url.replace(/[\/\\:?]/g, '_');
+    if (fileName !== undefined) {
+        scrubbedUrl = fileName;
+    }
     var targetPath = path.join(downloadPath, 'archive', scrubbedUrl);
     var marker = targetPath + '.completed';
-    if (!test('-f', marker)) {
-        // download the archive
-        var archivePath = downloadFile(url);
-        console.log('Extracting archive: ' + url);
-
-        // delete any previously attempted extraction directory
-        if (test('-d', targetPath)) {
-            rm('-rf', targetPath);
-        }
+    if (test('-f', marker)) {
+        return targetPath;
+    }
 
-        // extract
-        mkdir('-p', targetPath);
-        var zip = new admZip(archivePath);
-        zip.extractAllTo(targetPath);
+    // download the archive
+    var archivePath = await downloadFileAsync(url, scrubbedUrl);
+    console.log('Extracting archive: ' + url);
 
-        // write the completed marker
-        fs.writeFileSync(marker, '');
+    // delete any previously attempted extraction directory
+    if (test('-d', targetPath)) {
+        rm('-rf', targetPath);
     }
 
+    // extract
+    mkdir('-p', targetPath);
+    var zip = new admZip(archivePath);
+    zip.extractAllTo(targetPath);
+
+    // write the completed marker
+    fs.writeFileSync(marker, '');
+
     return targetPath;
-}
-exports.downloadArchive = downloadArchive;
+};
+
+
+exports.downloadArchiveAsync = downloadArchiveAsync;
+
diff --git a/powershell/make.js b/powershell/make.js
index 56c4f66c0..6e8b4ed28 100644
--- a/powershell/make.js
+++ b/powershell/make.js
@@ -1,6 +1,6 @@
 
-var shellMake = require('shelljs/make');
-var child_process = require('child_process');
+require('shelljs/make');
+
 var fs = require('fs');
 var path = require('path');
 var util = require('./make-util.js');
@@ -16,7 +16,7 @@ target.clean = function () {
 // TODO: target.buildCompiledHelper
 // This will only build the C# compiled helper csproj.
 
-target.build = function() {
+target.build = async function () {
     target.clean();
     target.loc();
 
@@ -25,15 +25,15 @@ target.build = function() {
     util.cp('-r', path.join('VstsTaskSdk', '*'), path.join(buildPath, 'VstsTaskSdk'));
 
     // download externals
-    var minimatchPackage = util.downloadArchive('https://www.nuget.org/api/v2/package/minimatch/1.1.0');
+    var minimatchPackage = await util.downloadArchiveAsync('https://www.nuget.org/api/v2/package/minimatch/1.1.0');
     util.cp(path.join(minimatchPackage, 'lib', 'portable-net40%2Bsl50%2Bwin%2Bwp80', 'Minimatch.dll'), path.join(buildPath, 'VstsTaskSdk'));
 
-    var compiledHelperPackage = util.downloadArchive('https://vstsagenttools.blob.core.windows.net/tools/VstsTaskSdkCompiledHelpers/3/VstsTaskSdk.zip');
+    var compiledHelperPackage = await util.downloadArchiveAsync('https://vstsagenttools.blob.core.windows.net/tools/VstsTaskSdkCompiledHelpers/3/VstsTaskSdk.zip');
     util.cp(path.join(compiledHelperPackage, 'VstsTaskSdk.dll'), path.join(buildPath, 'VstsTaskSdk'));
 
     // stamp the version number from the package.json onto the PowerShell module definition
     var targetPsd1 = path.join(buildPath, 'VstsTaskSdk', 'VstsTaskSdk.psd1');
-    var psd1Contents = fs.readFileSync(targetPsd1, 'ucs2'); // UCS-2 is a subset of UTF-16. UTF-16 is not supported by node.
+    var psd1Contents = fs.readFileSync(targetPsd1, 'utf-8'); // UCS-2 is a subset of UTF-16. UTF-16 is not supported by node.
     var token = "ModuleVersion = '0.1'";
     var tokenStart = psd1Contents.indexOf(token);
     if (tokenStart < 0) {
@@ -57,13 +57,13 @@ target.build = function() {
     psd1Contents = psd1Contents.substring(0, tokenStart) + commitHash + psd1Contents.substring(tokenStart + token.length);
 
     // save the updated psd1 file
-    fs.writeFileSync(targetPsd1, psd1Contents, 'ucs2');
+    fs.writeFileSync(targetPsd1, psd1Contents, 'utf-8');
 }
 
-target.test = function() {
+target.test = async function () {
     util.ensureTool('tsc', '--version', 'Version 1.8.7');
     util.ensureTool('mocha', '--version', '5.2.0');
-    target.build();
+    await target.build();
 
     util.mkdir('-p', testPath);
     util.run(`tsc --outDir "${testPath}" --module commonjs --target es6 --rootDir Tests Tests/lib/psRunner.ts`);
@@ -72,12 +72,12 @@ target.test = function() {
     util.run('mocha "' + path.join(testPath, 'L0', '_suite.js') + '"');
 }
 
-target.loc = function() {
+target.loc = function () {
     // build the content for the en-US resjson file
     var lib = require('./VstsTaskSdk/lib.json');
     var strPath = path.join('VstsTaskSdk', 'Strings', 'resources.resjson', 'en-US');
     util.mkdir('-p', strPath);
-    var strings = { };
+    var strings = {};
     if (lib.messages) {
         for (var key in lib.messages) {
             var messageKey = 'loc.messages.' + key;
@@ -90,3 +90,13 @@ target.loc = function() {
     var enContents = JSON.stringify(strings, null, 2);
     fs.writeFileSync(enPath, enContents);
 }
+
+process.on('uncaughtException', err => {
+    console.error(`Uncaught exception: ${err.message}`);
+    console.debug(err.stack);
+});
+
+process.on('unhandledRejection', err => {
+    console.error(`Unhandled rejection: ${err.message}`);
+    console.debug(err.stack);
+});
\ No newline at end of file
diff --git a/powershell/package-lock.json b/powershell/package-lock.json
index 5712393fb..382c95048 100644
--- a/powershell/package-lock.json
+++ b/powershell/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vsts-task-sdk",
-  "version": "0.14.0",
+  "version": "0.17.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -10,11 +10,31 @@
       "integrity": "sha512-s+3fXLkeeLjZ2kLjCBwQufpI5fuN+kIGBxu6530nVQZGVol0d7Y/M88/xw9HGGUcJjKf8LutN3VPRUBq6N7Ajg==",
       "dev": true
     },
-    "asap": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
-      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=",
-      "dev": true
+    "agent-base": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.2.tgz",
+      "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+      "dev": true,
+      "requires": {
+        "debug": "4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
     },
     "balanced-match": {
       "version": "1.0.2",
@@ -38,28 +58,6 @@
       "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
       "dev": true
     },
-    "buffer-from": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
-      "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
-      "dev": true
-    },
-    "call-bind": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
-      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
-      "dev": true,
-      "requires": {
-        "function-bind": "^1.1.1",
-        "get-intrinsic": "^1.0.2"
-      }
-    },
-    "caseless": {
-      "version": "0.11.0",
-      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.11.0.tgz",
-      "integrity": "sha1-cVuW6phBWTzDMGeSP17GDr2k99c=",
-      "dev": true
-    },
     "commander": {
       "version": "2.15.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
@@ -72,24 +70,6 @@
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
       "dev": true
     },
-    "concat-stream": {
-      "version": "1.6.2",
-      "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-1.6.2.tgz",
-      "integrity": "sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==",
-      "dev": true,
-      "requires": {
-        "buffer-from": "^1.0.0",
-        "inherits": "^2.0.3",
-        "readable-stream": "^2.2.2",
-        "typedarray": "^0.0.6"
-      }
-    },
-    "core-util-is": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
-      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
-      "dev": true
-    },
     "debug": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
@@ -111,6 +91,12 @@
       "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
       "dev": true
     },
+    "follow-redirects": {
+      "version": "1.15.2",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.2.tgz",
+      "integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==",
+      "dev": true
+    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
@@ -123,17 +109,6 @@
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       "dev": true
     },
-    "get-intrinsic": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
-      "integrity": "sha512-kWZrnVM42QCiEA2Ig1bG8zjoIMOgxWwYCEeNdwY6Tv/cOSeGpcoX4pXHfKUxNKVoArnrEr2e9srnAxxGIraS9Q==",
-      "dev": true,
-      "requires": {
-        "function-bind": "^1.1.1",
-        "has": "^1.0.3",
-        "has-symbols": "^1.0.1"
-      }
-    },
     "glob": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
@@ -169,35 +144,39 @@
       "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
       "dev": true
     },
-    "has-symbols": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.2.tgz",
-      "integrity": "sha512-chXa79rL/UC2KlX17jo3vRGz0azaWEx5tGqZg5pO3NUyEJVB17dMruQlzCCOfUvElghKcm5194+BCRvi2Rv/Gw==",
-      "dev": true
-    },
     "he": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/he/-/he-1.1.1.tgz",
       "integrity": "sha1-k0EP0hsAlzUVH4howvJx80J+I/0=",
       "dev": true
     },
-    "http-basic": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/http-basic/-/http-basic-2.5.1.tgz",
-      "integrity": "sha1-jORHvbW2xXf4pj4/p4BW7Eu02/s=",
+    "https-proxy-agent": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-5.0.1.tgz",
+      "integrity": "sha512-dFcAjpTQFgoLMzC2VwU+C/CbS7uRL0lWmxDITmqm7C+7F0Odmj6s9l6alZc6AELXhrnggM2CeWSXHGOdX2YtwA==",
       "dev": true,
       "requires": {
-        "caseless": "~0.11.0",
-        "concat-stream": "^1.4.6",
-        "http-response-object": "^1.0.0"
+        "agent-base": "6",
+        "debug": "4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
       }
     },
-    "http-response-object": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/http-response-object/-/http-response-object-1.1.0.tgz",
-      "integrity": "sha1-p8TnWq6C87tJBOT0P2FWc7TVGMM=",
-      "dev": true
-    },
     "inflight": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
@@ -229,12 +208,21 @@
         "has": "^1.0.3"
       }
     },
-    "isarray": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
+    "mime-db": {
+      "version": "1.52.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
       "dev": true
     },
+    "mime-types": {
+      "version": "2.1.35",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+      "dev": true,
+      "requires": {
+        "mime-db": "1.52.0"
+      }
+    },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
@@ -284,11 +272,17 @@
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
       "dev": true
     },
-    "object-inspect": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.0.tgz",
-      "integrity": "sha512-Ho2z80bVIvJloH+YzRmpZVQe87+qASmBUKZDWgx9cu+KDrX2ZDH/3tMy+gXbZETVGs2M8YdxObOh7XAtim9Y0g==",
-      "dev": true
+    "nodejs-file-downloader": {
+      "version": "4.11.1",
+      "resolved": "https://registry.npmjs.org/nodejs-file-downloader/-/nodejs-file-downloader-4.11.1.tgz",
+      "integrity": "sha512-gSdNElTbRq+iFWcmT7URh9WlBIgVF/JM4UAiVr06/ou+ouEBUawsi/U2xFMK146XAuAoSAFfCh+ZrxxlZ0aV/w==",
+      "dev": true,
+      "requires": {
+        "follow-redirects": "^1.15.1",
+        "https-proxy-agent": "^5.0.0",
+        "mime-types": "^2.1.27",
+        "sanitize-filename": "^1.6.3"
+      }
     },
     "once": {
       "version": "1.4.0",
@@ -311,45 +305,6 @@
       "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
-    "process-nextick-args": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
-      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==",
-      "dev": true
-    },
-    "promise": {
-      "version": "7.3.1",
-      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
-      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
-      "dev": true,
-      "requires": {
-        "asap": "~2.0.3"
-      }
-    },
-    "qs": {
-      "version": "6.10.3",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.10.3.tgz",
-      "integrity": "sha512-wr7M2E0OFRfIfJZjKGieI8lBKb7fRCH4Fv5KNPEs7gJ8jadvotdsS08PzOKR7opXhZ/Xkjtt3WF9g38drmyRqQ==",
-      "dev": true,
-      "requires": {
-        "side-channel": "^1.0.4"
-      }
-    },
-    "readable-stream": {
-      "version": "2.3.7",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
-      "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
-      "dev": true,
-      "requires": {
-        "core-util-is": "~1.0.0",
-        "inherits": "~2.0.3",
-        "isarray": "~1.0.0",
-        "process-nextick-args": "~2.0.0",
-        "safe-buffer": "~5.1.1",
-        "string_decoder": "~1.1.1",
-        "util-deprecate": "~1.0.1"
-      }
-    },
     "rechoir": {
       "version": "0.6.2",
       "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.6.2.tgz",
@@ -370,11 +325,14 @@
         "supports-preserve-symlinks-flag": "^1.0.0"
       }
     },
-    "safe-buffer": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
-      "dev": true
+    "sanitize-filename": {
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/sanitize-filename/-/sanitize-filename-1.6.3.tgz",
+      "integrity": "sha512-y/52Mcy7aw3gRm7IrcGDFx/bCk4AhRh2eI9luHOQM86nZsqwiRkkq2GekHXBBD+SmPidc8i2PqtYZl+pWJ8Oeg==",
+      "dev": true,
+      "requires": {
+        "truncate-utf8-bytes": "^1.0.0"
+      }
     },
     "shelljs": {
       "version": "0.8.5",
@@ -387,26 +345,6 @@
         "rechoir": "^0.6.2"
       }
     },
-    "side-channel": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.4.tgz",
-      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
-      "dev": true,
-      "requires": {
-        "call-bind": "^1.0.0",
-        "get-intrinsic": "^1.0.2",
-        "object-inspect": "^1.9.0"
-      }
-    },
-    "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
     "supports-color": {
       "version": "5.4.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
@@ -422,47 +360,25 @@
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       "dev": true
     },
-    "sync-request": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/sync-request/-/sync-request-3.0.1.tgz",
-      "integrity": "sha1-yqEjWq+Im6UBB2oYNMQ2gwqC+3M=",
-      "dev": true,
-      "requires": {
-        "concat-stream": "^1.4.7",
-        "http-response-object": "^1.0.1",
-        "then-request": "^2.0.1"
-      }
-    },
-    "then-request": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/then-request/-/then-request-2.2.0.tgz",
-      "integrity": "sha1-ZnizL6DKIY/laZgbvYhxtZQGDYE=",
+    "truncate-utf8-bytes": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/truncate-utf8-bytes/-/truncate-utf8-bytes-1.0.2.tgz",
+      "integrity": "sha512-95Pu1QXQvruGEhv62XCMO3Mm90GscOCClvrIUwCM0PYOXK3kaF3l3sIHxx71ThJfcbM2O5Au6SO3AWCSEfW4mQ==",
       "dev": true,
       "requires": {
-        "caseless": "~0.11.0",
-        "concat-stream": "^1.4.7",
-        "http-basic": "^2.5.1",
-        "http-response-object": "^1.1.0",
-        "promise": "^7.1.1",
-        "qs": "^6.1.0"
+        "utf8-byte-length": "^1.0.1"
       }
     },
-    "typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
-      "dev": true
-    },
     "typescript": {
       "version": "1.8.7",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-1.8.7.tgz",
       "integrity": "sha1-NeODjeMckc/h2MIODleF04aTikk=",
       "dev": true
     },
-    "util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+    "utf8-byte-length": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/utf8-byte-length/-/utf8-byte-length-1.0.4.tgz",
+      "integrity": "sha512-4+wkEYLBbWxqTahEsWrhxepcoVOJ+1z5PGIjPZxRkytcdSUaNjIjBM7Xn8E+pdSuV7SzvWovBFA54FO0JSoqhA==",
       "dev": true
     },
     "wrappy": {
diff --git a/powershell/package.json b/powershell/package.json
index 95b8d4a56..847c4c06a 100644
--- a/powershell/package.json
+++ b/powershell/package.json
@@ -1,32 +1,17 @@
 {
-  "name": "vsts-task-sdk",
-  "version": "0.14.0",
-  "description": "VSTS Task SDK",
+  "version": "0.17.0",
+  "private": true,
   "scripts": {
     "build": "node make.js build",
     "test": "node make.js test"
   },
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/Microsoft/azure-pipelines-task-lib"
-  },
-  "keywords": [
-    "vsts",
-    "xplat",
-    "agent",
-    "build"
-  ],
   "author": "Microsoft",
   "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/Microsoft/azure-pipelines-task-lib/issues"
-  },
-  "homepage": "https://github.com/Microsoft/azure-pipelines-task-lib#readme",
   "devDependencies": {
     "adm-zip": "^0.5.9",
     "mocha": "5.2.0",
     "shelljs": "^0.8.5",
-    "sync-request": "3.0.1",
-    "typescript": "1.8.7"
+    "typescript": "1.8.7",
+    "nodejs-file-downloader": "^4.11.1"
   }
 }
diff --git a/powershell/publish.ps1 b/powershell/publish.ps1
new file mode 100644
index 000000000..49f76b36a
--- /dev/null
+++ b/powershell/publish.ps1
@@ -0,0 +1,21 @@
+param(
+    [Parameter(Mandatory = $true)]
+    [string]$ApiKey
+)
+
+# Install newest version of powershell management api
+Install-Module -Name Microsoft.PowerShell.PSResourceGet
+
+$makePath = Join-Path $PSScriptRoot 'make.js'
+& node $makePath build
+
+$buildPath = Join-Path $PSScriptRoot '_build'
+$moduleBuildPath = Join-Path $buildPath "VstsTaskSdk"
+
+$publishOptions = @{
+    Path       = $moduleBuildPath
+    ApiKey     = $ApiKey
+    Repository = 'PSGallery'
+    Verbose    = $true
+}
+Publish-PSResource @publishOptions