diff --git a/app/gui/src/dashboard/services/Chat.ts b/app/gui/src/common/services/Chat.ts
similarity index 100%
rename from app/gui/src/dashboard/services/Chat.ts
rename to app/gui/src/common/services/Chat.ts
diff --git a/app/gui/src/dashboard/services/LocalBackend.ts b/app/gui/src/common/services/LocalBackend.ts
similarity index 99%
rename from app/gui/src/dashboard/services/LocalBackend.ts
rename to app/gui/src/common/services/LocalBackend.ts
index 4b8e6a430b46b..1648afa1fd964 100644
--- a/app/gui/src/dashboard/services/LocalBackend.ts
+++ b/app/gui/src/common/services/LocalBackend.ts
@@ -58,7 +58,8 @@ import { download } from '@common/utilities/download'
 import { tryGetMessage } from '@common/utilities/error'
 import { uniqueString } from '@common/utilities/uniqueString'
 
-import type ProjectManager from '#/services/ProjectManager'
+import { APP_BASE_URL } from '#/utilities/appBaseUrl'
+import type ProjectManager from '@common/services/ProjectManager'
 import {
   FileSystemEntryType,
   MissingComponentAction,
@@ -66,8 +67,7 @@ import {
   ProjectName,
   UUID,
   type IpWithSocket,
-} from '#/services/ProjectManager'
-import { APP_BASE_URL } from '#/utilities/appBaseUrl'
+} from '@common/services/ProjectManager'
 
 /** Convert a {@link IpWithSocket} to a {@link Address}. */
 function ipWithSocketToAddress(ipWithSocket: IpWithSocket) {
diff --git a/app/gui/src/dashboard/services/ProjectManager.ts b/app/gui/src/common/services/ProjectManager.ts
similarity index 100%
rename from app/gui/src/dashboard/services/ProjectManager.ts
rename to app/gui/src/common/services/ProjectManager.ts
diff --git a/app/gui/src/dashboard/services/RemoteBackend.ts b/app/gui/src/common/services/RemoteBackend.ts
similarity index 99%
rename from app/gui/src/dashboard/services/RemoteBackend.ts
rename to app/gui/src/common/services/RemoteBackend.ts
index 1a177c727fd4e..7f6b6d6115e98 100644
--- a/app/gui/src/dashboard/services/RemoteBackend.ts
+++ b/app/gui/src/common/services/RemoteBackend.ts
@@ -155,7 +155,7 @@ import {
   updateAssetPath,
   updateDirectoryPath,
   updateSecretPath,
-} from '#/services/remoteBackendPaths'
+} from '@common/services/remoteBackendPaths'
 
 import type HttpClient from '#/utilities/HttpClient'
 
diff --git a/app/gui/src/dashboard/services/remoteBackendPaths.ts b/app/gui/src/common/services/remoteBackendPaths.ts
similarity index 98%
rename from app/gui/src/dashboard/services/remoteBackendPaths.ts
rename to app/gui/src/common/services/remoteBackendPaths.ts
index 4954fe40b02ad..075e009f2e00f 100644
--- a/app/gui/src/dashboard/services/remoteBackendPaths.ts
+++ b/app/gui/src/common/services/remoteBackendPaths.ts
@@ -1,4 +1,5 @@
 /** @file Paths used by the `RemoteBackend`. */
+import { newtypeConstructor, type Newtype } from '../utilities/data/newtype'
 import type {
   AssetId,
   CheckoutSessionId,
@@ -11,8 +12,7 @@ import type {
   TagId,
   UserGroupId,
   UserId,
-} from '@common/services/Backend'
-import { newtypeConstructor, type Newtype } from '@common/utilities/data/newtype'
+} from './Backend'
 
 /** Relative HTTP path to the "list users" endpoint of the Cloud backend API. */
 export const LIST_USERS_PATH = 'users'
@@ -203,7 +203,6 @@ export function getCheckoutSessionPath(checkoutSessionId: CheckoutSessionId) {
 
 /** Unique identifier for a directory. */
 type DirectoryId = Newtype<string, 'DirectoryId'>
-// eslint-disable-next-line @typescript-eslint/no-redeclare
 const DirectoryId = newtypeConstructor<DirectoryId>()
 export const ROOT_PARENT_DIRECTORY_ID = DirectoryId('')
 /** The ID of the directory containing the home directories of all users. */
diff --git a/app/gui/src/dashboard/App.tsx b/app/gui/src/dashboard/App.tsx
index c038bb11c0bdb..4a565d2d97e05 100644
--- a/app/gui/src/dashboard/App.tsx
+++ b/app/gui/src/dashboard/App.tsx
@@ -105,13 +105,13 @@ import ModalProvider, { useSetModal } from '#/providers/ModalProvider'
 import { useNavigator2D } from '#/providers/Navigator2DProvider'
 import SessionProvider from '#/providers/SessionProvider'
 import { useText } from '#/providers/TextProvider'
-import LocalBackend from '#/services/LocalBackend'
-import ProjectManager, * as projectManager from '#/services/ProjectManager'
-import RemoteBackend from '#/services/RemoteBackend'
 import { APP_BASE_URL } from '#/utilities/appBaseUrl'
 import { isElementPartOfMonaco, isElementTextInput } from '#/utilities/event'
 import LocalStorage from '#/utilities/LocalStorage'
 import { STATIC_QUERY_OPTIONS } from '#/utilities/reactQuery'
+import LocalBackend from '@common/services/LocalBackend'
+import ProjectManager, * as projectManager from '@common/services/ProjectManager'
+import RemoteBackend from '@common/services/RemoteBackend'
 
 declare module '#/utilities/LocalStorage' {
   /** */
diff --git a/app/gui/src/dashboard/components/dashboard/AssetRow.tsx b/app/gui/src/dashboard/components/dashboard/AssetRow.tsx
index 2884b0416e346..41580e868e019 100644
--- a/app/gui/src/dashboard/components/dashboard/AssetRow.tsx
+++ b/app/gui/src/dashboard/components/dashboard/AssetRow.tsx
@@ -53,7 +53,7 @@ import AssetContextMenu from '#/layouts/AssetContextMenu'
 import type * as assetsTable from '#/layouts/AssetsTable'
 import { isCloudCategory, isLocalCategory } from '#/layouts/CategorySwitcher/Category'
 import * as eventListProvider from '#/layouts/Drive/EventListProvider'
-import * as localBackend from '#/services/LocalBackend'
+import * as localBackend from '@common/services/LocalBackend'
 
 import { Text } from '#/components/AriaComponents'
 import { IndefiniteSpinner } from '#/components/Spinner'
diff --git a/app/gui/src/dashboard/hooks/backendHooks.tsx b/app/gui/src/dashboard/hooks/backendHooks.tsx
index 1cae7358d2fec..b7dd0d94db5aa 100644
--- a/app/gui/src/dashboard/hooks/backendHooks.tsx
+++ b/app/gui/src/dashboard/hooks/backendHooks.tsx
@@ -72,10 +72,10 @@ import {
 import { useLocalStorageState } from '#/providers/LocalStorageProvider'
 import { useSetModal } from '#/providers/ModalProvider'
 import { useText } from '#/providers/TextProvider'
-import LocalBackend from '#/services/LocalBackend'
-import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '#/services/remoteBackendPaths'
 import { tryCreateOwnerPermission } from '#/utilities/permissions'
 import { usePreventNavigation } from '#/utilities/preventNavigation'
+import LocalBackend from '@common/services/LocalBackend'
+import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '@common/services/remoteBackendPaths'
 
 // The number of bytes in 1 megabyte.
 const MB_BYTES = 1_000_000
diff --git a/app/gui/src/dashboard/layouts/AssetContextMenu.tsx b/app/gui/src/dashboard/layouts/AssetContextMenu.tsx
index 0a3d9f2378e4a..998cda6d22f27 100644
--- a/app/gui/src/dashboard/layouts/AssetContextMenu.tsx
+++ b/app/gui/src/dashboard/layouts/AssetContextMenu.tsx
@@ -46,8 +46,6 @@ import { useLocalBackend, useRemoteBackend } from '#/providers/BackendProvider'
 import { usePasteData } from '#/providers/DriveProvider'
 import { useSetModal } from '#/providers/ModalProvider'
 import { useText } from '#/providers/TextProvider'
-import { extractTypeAndId } from '#/services/LocalBackend'
-import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '#/services/remoteBackendPaths'
 import {
   canPermissionModifyDirectoryContents,
   isTeamPath,
@@ -55,6 +53,8 @@ import {
   PermissionAction,
   tryFindSelfPermission,
 } from '#/utilities/permissions'
+import { extractTypeAndId } from '@common/services/LocalBackend'
+import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '@common/services/remoteBackendPaths'
 import { useSetAssetPanelProps, useSetIsAssetPanelTemporarilyVisible } from './AssetPanel'
 
 /** Props for a {@link AssetContextMenu}. */
diff --git a/app/gui/src/dashboard/layouts/AssetProperties.tsx b/app/gui/src/dashboard/layouts/AssetProperties.tsx
index 178df8f1a4797..98509d42d6471 100644
--- a/app/gui/src/dashboard/layouts/AssetProperties.tsx
+++ b/app/gui/src/dashboard/layouts/AssetProperties.tsx
@@ -41,10 +41,10 @@ import { useFullUserSession } from '#/providers/AuthProvider'
 import { useLocalBackend } from '#/providers/BackendProvider'
 import { useFeatureFlags } from '#/providers/FeatureFlagsProvider'
 import { useText } from '#/providers/TextProvider'
-import { extractTypeAndId } from '#/services/LocalBackend'
 import { PermissionAction, tryFindSelfPermission } from '#/utilities/permissions'
 import { tv } from '#/utilities/tailwindVariants'
 import { useStore } from '#/utilities/zustand'
+import { extractTypeAndId } from '@common/services/LocalBackend'
 
 const ASSET_PROPERTIES_VARIANTS = tv({
   base: '',
diff --git a/app/gui/src/dashboard/layouts/AssetsTable.tsx b/app/gui/src/dashboard/layouts/AssetsTable.tsx
index c0944f934ba5b..e079015d659aa 100644
--- a/app/gui/src/dashboard/layouts/AssetsTable.tsx
+++ b/app/gui/src/dashboard/layouts/AssetsTable.tsx
@@ -121,7 +121,6 @@ import { useSetModal } from '#/providers/ModalProvider'
 import { useNavigator2D } from '#/providers/Navigator2DProvider'
 import { useLaunchedProjects } from '#/providers/ProjectsProvider'
 import { useText } from '#/providers/TextProvider'
-import { isSpecialReadonlyDirectoryId } from '#/services/RemoteBackend'
 import type { AssetQueryKey } from '#/utilities/AssetQuery'
 import AssetQuery from '#/utilities/AssetQuery'
 import type AssetTreeNode from '#/utilities/AssetTreeNode'
@@ -141,6 +140,7 @@ import { document } from '#/utilities/sanitizedEventTargets'
 import type { SortInfo } from '#/utilities/sorting'
 import { twJoin, twMerge } from '#/utilities/tailwindMerge'
 import Visibility from '#/utilities/Visibility'
+import { isSpecialReadonlyDirectoryId } from '@common/services/RemoteBackend'
 
 declare module '#/utilities/LocalStorage' {
   /** */
diff --git a/app/gui/src/dashboard/layouts/CategorySwitcher.tsx b/app/gui/src/dashboard/layouts/CategorySwitcher.tsx
index e818a0ed7cff9..19a88a12dcb8f 100644
--- a/app/gui/src/dashboard/layouts/CategorySwitcher.tsx
+++ b/app/gui/src/dashboard/layouts/CategorySwitcher.tsx
@@ -51,10 +51,10 @@ import { useLocalStorageState } from '#/providers/LocalStorageProvider'
 import { useSetModal } from '#/providers/ModalProvider'
 import { TabType } from '#/providers/ProjectsProvider'
 import { useText } from '#/providers/TextProvider'
-import { newDirectoryId } from '#/services/LocalBackend'
-import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '#/services/remoteBackendPaths'
 import LocalStorage from '#/utilities/LocalStorage'
 import { tv } from '#/utilities/tailwindVariants'
+import { newDirectoryId } from '@common/services/LocalBackend'
+import { TEAMS_DIRECTORY_ID, USERS_DIRECTORY_ID } from '@common/services/remoteBackendPaths'
 
 // ============================
 // === Global configuration ===
diff --git a/app/gui/src/dashboard/layouts/CategorySwitcher/Category.ts b/app/gui/src/dashboard/layouts/CategorySwitcher/Category.ts
index 67f60b59c8324..7270700dbb115 100644
--- a/app/gui/src/dashboard/layouts/CategorySwitcher/Category.ts
+++ b/app/gui/src/dashboard/layouts/CategorySwitcher/Category.ts
@@ -19,7 +19,7 @@ import { useEventCallback } from '#/hooks/eventCallbackHooks'
 import { useDispatchAssetEvent } from '#/layouts/Drive/EventListProvider'
 import { useFullUserSession } from '#/providers/AuthProvider'
 import { useBackend, useLocalBackend, useRemoteBackend } from '#/providers/BackendProvider'
-import { newDirectoryId } from '#/services/LocalBackend'
+import { newDirectoryId } from '@common/services/LocalBackend'
 
 const PATH_SCHEMA = z.string().refine((s): s is Path => true)
 const DIRECTORY_ID_SCHEMA = z.string().refine((s): s is DirectoryId => true)
diff --git a/app/gui/src/dashboard/layouts/Chat.tsx b/app/gui/src/dashboard/layouts/Chat.tsx
index 2d20bec8d9735..5925724ad925d 100644
--- a/app/gui/src/dashboard/layouts/Chat.tsx
+++ b/app/gui/src/dashboard/layouts/Chat.tsx
@@ -28,6 +28,7 @@ import { useToastAndLog } from '#/hooks/toastAndLogHooks'
 import { useFullUserSession } from '#/providers/AuthProvider'
 import { useLogger } from '#/providers/LoggerProvider'
 import { useText } from '#/providers/TextProvider'
+import { twMerge } from '#/utilities/tailwindMerge'
 import {
   ChatMessageDataType,
   type ChatClientMessageData,
@@ -36,8 +37,7 @@ import {
   type ReactionSymbol,
   type ThreadData,
   type ThreadId,
-} from '#/services/Chat'
-import { twMerge } from '#/utilities/tailwindMerge'
+} from '@common/services/Chat'
 
 /** Create a {@link ChatMessageId}. */
 const MessageId = newtypeConstructor<ChatMessageId>()
diff --git a/app/gui/src/dashboard/layouts/Drive/assetTreeHooks.tsx b/app/gui/src/dashboard/layouts/Drive/assetTreeHooks.tsx
index ea9e95df86fce..e08c12d6c738c 100644
--- a/app/gui/src/dashboard/layouts/Drive/assetTreeHooks.tsx
+++ b/app/gui/src/dashboard/layouts/Drive/assetTreeHooks.tsx
@@ -20,8 +20,8 @@ import type { Category } from '#/layouts/CategorySwitcher/Category'
 import { useFullUserSession } from '#/providers/AuthProvider'
 import { useBackend } from '#/providers/BackendProvider'
 import { useFeatureFlag } from '#/providers/FeatureFlagsProvider'
-import { ROOT_PARENT_DIRECTORY_ID } from '#/services/remoteBackendPaths'
 import AssetTreeNode, { type AnyAssetTreeNode } from '#/utilities/AssetTreeNode'
+import { ROOT_PARENT_DIRECTORY_ID } from '@common/services/remoteBackendPaths'
 
 /** Return type of the query function for the `listDirectory` query. */
 export type DirectoryQuery = readonly AnyAsset[] | undefined
diff --git a/app/gui/src/dashboard/layouts/Drive/assetsTableItemsHooks.tsx b/app/gui/src/dashboard/layouts/Drive/assetsTableItemsHooks.tsx
index 4ad88177f48c3..e8b220033e37c 100644
--- a/app/gui/src/dashboard/layouts/Drive/assetsTableItemsHooks.tsx
+++ b/app/gui/src/dashboard/layouts/Drive/assetsTableItemsHooks.tsx
@@ -9,12 +9,12 @@ import { PermissionAction } from '@common/utilities/permissions'
 
 import type { SortableColumn } from '#/components/dashboard/column/columnUtils'
 import { Column } from '#/components/dashboard/column/columnUtils'
-import type { DirectoryId } from '#/services/ProjectManager'
 import type AssetQuery from '#/utilities/AssetQuery'
 import type { AnyAssetTreeNode } from '#/utilities/AssetTreeNode'
 import Visibility from '#/utilities/Visibility'
 import { SortDirection, type SortInfo } from '#/utilities/sorting'
 import { createStore, useStore } from '#/utilities/zustand'
+import type { DirectoryId } from '@common/services/ProjectManager'
 import invariant from 'tiny-invariant'
 
 /** Options for {@link useAssetsTableItems}. */
diff --git a/app/gui/src/dashboard/layouts/Settings/MembersSettingsSection.tsx b/app/gui/src/dashboard/layouts/Settings/MembersSettingsSection.tsx
index 82adb3eca223d..e43356b592b93 100644
--- a/app/gui/src/dashboard/layouts/Settings/MembersSettingsSection.tsx
+++ b/app/gui/src/dashboard/layouts/Settings/MembersSettingsSection.tsx
@@ -11,7 +11,7 @@ import InviteUsersModal from '#/modals/InviteUsersModal'
 import { useFullUserSession } from '#/providers/AuthProvider'
 import { useRemoteBackend } from '#/providers/BackendProvider'
 import { useText } from '#/providers/TextProvider'
-import type RemoteBackend from '#/services/RemoteBackend'
+import type RemoteBackend from '@common/services/RemoteBackend'
 
 const LIST_USERS_STALE_TIME_MS = 60_000
 
diff --git a/app/gui/src/dashboard/layouts/Settings/data.tsx b/app/gui/src/dashboard/layouts/Settings/data.tsx
index 276d33a705a8a..69d66dd60d131 100644
--- a/app/gui/src/dashboard/layouts/Settings/data.tsx
+++ b/app/gui/src/dashboard/layouts/Settings/data.tsx
@@ -30,9 +30,9 @@ import type { PaywallFeatureName } from '#/hooks/billing'
 import type { ToastAndLogCallback } from '#/hooks/toastAndLogHooks'
 import { passwordWithPatternSchema } from '#/pages/authentication/schemas'
 import type { GetText } from '#/providers/TextProvider'
-import type LocalBackend from '#/services/LocalBackend'
-import type RemoteBackend from '#/services/RemoteBackend'
 import { PASSWORD_REGEX } from '#/utilities/validation'
+import type LocalBackend from '@common/services/LocalBackend'
+import type RemoteBackend from '@common/services/RemoteBackend'
 import ActivityLogSettingsSection from './ActivityLogSettingsSection'
 import DeleteUserAccountSettingsSection from './DeleteUserAccountSettingsSection'
 import KeyboardShortcutsSettingsSection from './KeyboardShortcutsSettingsSection'
diff --git a/app/gui/src/dashboard/layouts/Settings/index.tsx b/app/gui/src/dashboard/layouts/Settings/index.tsx
index 43a758b0ae874..f6d1e92a2e74a 100644
--- a/app/gui/src/dashboard/layouts/Settings/index.tsx
+++ b/app/gui/src/dashboard/layouts/Settings/index.tsx
@@ -20,7 +20,7 @@ import { useAuth, useFullUserSession } from '#/providers/AuthProvider'
 import { useLocalBackend, useRemoteBackend } from '#/providers/BackendProvider'
 import { useLocalStorageState } from '#/providers/LocalStorageProvider'
 import { useText } from '#/providers/TextProvider'
-import { Path } from '#/services/ProjectManager'
+import { Path } from '@common/services/ProjectManager'
 import {
   ALL_SETTINGS_TABS,
   SETTINGS_DATA,
diff --git a/app/gui/src/dashboard/pages/dashboard/Dashboard.tsx b/app/gui/src/dashboard/pages/dashboard/Dashboard.tsx
index 114fc7185d9c0..36725645ecf4b 100644
--- a/app/gui/src/dashboard/pages/dashboard/Dashboard.tsx
+++ b/app/gui/src/dashboard/pages/dashboard/Dashboard.tsx
@@ -43,11 +43,11 @@ import ProjectsProvider, {
   useSetPage,
   type LaunchedProject,
 } from '#/providers/ProjectsProvider'
-import { newDirectoryId, newProjectId } from '#/services/LocalBackend'
-import { UUID } from '#/services/ProjectManager'
 import { tryFindSelfPermission } from '#/utilities/permissions'
 import { STATIC_QUERY_OPTIONS } from '#/utilities/reactQuery'
 import { document } from '#/utilities/sanitizedEventTargets'
+import { newDirectoryId, newProjectId } from '@common/services/LocalBackend'
+import { UUID } from '@common/services/ProjectManager'
 import { DashboardTabBar } from './DashboardTabBar'
 import { DashboardTabPanels } from './DashboardTabPanels'
 
diff --git a/app/gui/src/dashboard/providers/AuthProvider.tsx b/app/gui/src/dashboard/providers/AuthProvider.tsx
index 893cb80ae6d49..da1aae441415f 100644
--- a/app/gui/src/dashboard/providers/AuthProvider.tsx
+++ b/app/gui/src/dashboard/providers/AuthProvider.tsx
@@ -47,7 +47,7 @@ import { useText } from '#/providers/TextProvider'
 import { Dialog } from '#/components/AriaComponents'
 import { Result } from '#/components/Result'
 
-import type RemoteBackend from '#/services/RemoteBackend'
+import type RemoteBackend from '@common/services/RemoteBackend'
 
 import {
   CognitoErrorType,
diff --git a/app/gui/src/dashboard/providers/BackendProvider.tsx b/app/gui/src/dashboard/providers/BackendProvider.tsx
index 275385ada4b0e..87c2d81a989e0 100644
--- a/app/gui/src/dashboard/providers/BackendProvider.tsx
+++ b/app/gui/src/dashboard/providers/BackendProvider.tsx
@@ -12,9 +12,9 @@ import * as common from 'enso-common'
 import { type Category, isCloudCategory } from '#/layouts/CategorySwitcher/Category'
 
 import { useEventCallback } from '#/hooks/eventCallbackHooks'
-import type LocalBackend from '#/services/LocalBackend'
-import { ProjectManagerEvents } from '#/services/ProjectManager'
-import type RemoteBackend from '#/services/RemoteBackend'
+import type LocalBackend from '@common/services/LocalBackend'
+import { ProjectManagerEvents } from '@common/services/ProjectManager'
+import type RemoteBackend from '@common/services/RemoteBackend'
 
 /** State contained in a `BackendContext`. */
 export interface BackendContextType {
diff --git a/app/gui/tsconfig.node.json b/app/gui/tsconfig.node.json
index 05f19dbcefd03..1173db268c7a6 100644
--- a/app/gui/tsconfig.node.json
+++ b/app/gui/tsconfig.node.json
@@ -12,7 +12,7 @@
     "src/dashboard/hooks/eventCallbackHooks.ts",
     "src/dashboard/modules/payments/constants.ts",
     "src/dashboard/services/Backend.ts",
-    "src/dashboard/services/RemoteBackend.ts",
+    "src/common/services/RemoteBackend.ts",
     "src/dashboard/utilities/**/*",
     "node.env.d.ts"
   ],