CDP Domain Coverage

Foxbridge translates the following CDP domains to Firefox’s Juggler protocol.

Full Coverage

Target Domain

Method	Description
`Target.setAutoAttach`	Auto-attach to new targets (tab→page dual model)
`Target.createTarget`	Create new page via `Browser.newPage`
`Target.closeTarget`	Close page via `Page.close`
`Target.createBrowserContext`	Isolated browser context
`Target.disposeBrowserContext`	Remove context
`Target.getTargets`	List all targets (pages + workers)
`Target.attachToTarget`	Attach to existing target
`Target.activateTarget`	Focus tab
`Target.getBrowserContexts`	List unique context IDs
`Target.getTargetInfo`	Get target metadata
`Target.setDiscoverTargets`	Emit targetCreated for existing targets

Page Domain

Method	Juggler Equivalent
`Page.navigate`	`Page.navigate` (frameId resolved from session)
`Page.reload`	`Page.reload`
`Page.close`	`Page.close`
`Page.captureScreenshot`	`Page.screenshot` (format, clip, fullPage)
`Page.printToPDF`	`Page.printToPDF` (landscape, margins, scale)
`Page.getFrameTree`	Built from session state + AX tree probe
`Page.getLayoutMetrics`	`Runtime.evaluate` (viewport dimensions)
`Page.setContent`	`Runtime.evaluate` (document.write)
`Page.handleJavaScriptDialog`	`Page.handleDialog`
`Page.addScriptToEvaluateOnNewDocument`	`Page.addScriptToEvaluateOnNewDocument`
`Page.removeScriptToEvaluateOnNewDocument`	`Page.removeScriptToEvaluateOnNewDocument`
`Page.createIsolatedWorld`	Context ID allocation + event emission
`Page.setExtraHTTPHeaders`	`Browser.setExtraHTTPHeaders`

Runtime Domain

Method	Notes
`Runtime.evaluate`	Context ID mapping + `awaitPromise` wrapping
`Runtime.callFunctionOn`	`objectId` pass-through + `awaitPromise` wrapping
`Runtime.releaseObject`	`Runtime.disposeObject`
`Runtime.getProperties`	`Runtime.getObjectProperties`
`Runtime.addBinding`	Stub
`Runtime.discardConsoleEntries`	Stub

Input Domain

Method	Juggler Equivalent
`Input.dispatchMouseEvent`	`Page.dispatchMouseEvent` (incl. wheel deltaX/Y)
`Input.dispatchKeyEvent`	`Page.dispatchKeyEvent`
`Input.insertText`	`Page.insertText`
`Input.dispatchTouchEvent`	`Page.dispatchTouchEvent`

Network Domain

Method	Juggler Equivalent
`Network.setCookies`	`Browser.setCookies`
`Network.getCookies`	`Browser.getCookies`
`Network.clearBrowserCookies`	`Browser.clearCookies`
`Network.setExtraHTTPHeaders`	`Browser.setExtraHTTPHeaders`
`Network.setRequestInterception`	`Browser.setRequestInterception`
`Network.getResponseBody`	`Browser.getResponseBody`
`Network.emulateNetworkConditions`	Stub (no Juggler equivalent)

Fetch Domain

Method	Juggler Equivalent
`Fetch.enable`	`Browser.setRequestInterception({enabled: true})`
`Fetch.disable`	`Browser.setRequestInterception({enabled: false})`
`Fetch.continueRequest`	`Browser.continueInterceptedRequest`
`Fetch.fulfillRequest`	`Browser.fulfillInterceptedRequest`
`Fetch.failRequest`	`Browser.abortInterceptedRequest`
`Fetch.getResponseBody`	`Browser.getResponseBody`

DOM Domain

Method	Implementation
`DOM.getDocument`	`Runtime.evaluate` for document info
`DOM.querySelector`	`Runtime.evaluate` with selector
`DOM.querySelectorAll`	`Runtime.evaluate` for count
`DOM.describeNode`	`Runtime.callFunction` on objectId
`DOM.resolveNode`	Returns stub remote object
`DOM.getBoxModel`	`Runtime.callFunction` (getBoundingClientRect)
`DOM.getContentQuads`	`Runtime.callFunction` (getBoundingClientRect)
`DOM.getOuterHTML`	`Runtime.callFunction` (outerHTML)
`DOM.scrollIntoViewIfNeeded`	`Runtime.callFunction`
`DOM.focus`	`Runtime.callFunction`
`DOM.setFileInputFiles`	`Page.setFileInputFiles`

Emulation Domain

Method	Juggler Equivalent
`Emulation.setGeolocationOverride`	`Browser.setGeolocationOverride`
`Emulation.setUserAgentOverride`	`Browser.setUserAgentOverride`
`Emulation.setTimezoneOverride`	`Browser.setTimezoneOverride`
`Emulation.setLocaleOverride`	`Browser.setLocaleOverride`
`Emulation.setDeviceMetricsOverride`	`Browser.setDefaultViewport`
`Emulation.setTouchEmulationEnabled`	`Browser.setTouchOverride`
`Emulation.setEmulatedMedia`	`Page.setEmulatedMedia`

Stub Domains (No-op)

These return empty success responses. They’re Chrome-specific features with no Firefox equivalent:

Debugger, Profiler, Performance, HeapProfiler, Memory, ServiceWorker, CacheStorage, IndexedDB, Log, Security, CSS, Overlay, DOMStorage, WebAuthn, Media, Audits, Inspector, Database, BackgroundService, Cast, DeviceAccess