Best Firefox MCP Servers
Firefox is a web browser created by Mozilla that emphasizes privacy, security, and customization while providing a fast browsing experience with strong privacy protections.
Why this server?
Supports configuration of Firefox browser profiles through the browser kernel configuration
AlicenseCqualityBmaintenanceA Model Context Protocol server that enables LLMs to interact with AdsPower browser LocalAPI, allowing for operations like creating, opening, updating, and managing browser profiles with custom fingerprints.227506135MITWhy this server?
Partially supports browser automation in Firefox through the T3rnel Browser extension, with limitations due to Firefox lacking a debugger API.

T3rnel Browser — Sessionofficial
AlicenseAqualityAmaintenanceDrives the browser you are already signed into, so work behind a login, SSO or MFA needs no scripted auth. A local stdio MCP server talking to the free T3rnel Browser extension over a native-messaging relay. 20 tools standalone; 99 with the extension — CSS-as-component export, full-page capture, React inspector, network and console capture, form filling, record and replay. Nothing hosted.226362Apache 2.0Why this server?
Enables browser automation and web interaction capabilities, allowing navigation, form filling, clicking, data extraction, and testing workflows through Playwright's accessibility tree in Firefox browser.
AlicenseAqualityNot gradedmaintenanceEnables browser automation through Playwright using accessibility tree snapshots instead of screenshots. Supports web scraping, form interactions, testing, and connecting to existing browser sessions with logged-in accounts.22239,3205-Why this server?
Allows running acceptance tests in the Firefox browser engine via Playwright, as an alternative to Chromium.
AlicenseAqualityBmaintenanceBrowser acceptance testing for AI agent deliverables: verify agent output in real Chromium from JSON specs, with MCP server, visual regression, multi-browser support and GitHub Actions.441,0063MITWhy this server?
Enables forensic analysis of Firefox browser history and downloads to reconstruct user activity on Windows systems.
AlicenseBqualityAmaintenanceEnables AI-assisted Windows digital forensics analysis including parsing Windows Event Logs (EVTX), analyzing registry hives (SAM, SYSTEM, SOFTWARE), and remotely collecting artifacts via WinRM with built-in security queries and forensic reference data.64320MITWhy this server?
Parses Firefox browser artifacts including history, bookmarks, downloads, cookies, sessions, session storage, favicons, extensions, preferences, web data, login metadata, local storage, IndexedDB, cache, and login decryption from a Firefox profile.
AlicenseBqualityCmaintenanceComprehensive forensic analysis MCP server enabling AI agents to analyze files, Chromium and Firefox browser artifacts, with VirusTotal, DIE, Binwalk integrations.51MITWhy this server?
Mentioned as a future development for cross-browser testing to compare screenshots across different browsers.
AlicenseBqualityDmaintenanceAn MCP server that enables AI assistants to capture and analyze web page screenshots using Puppeteer, supporting multi-breakpoint captures, error reporting, and page interactions.1486MITWhy this server?
Provides stealthy browser automation using a specialized Firefox fork with advanced anti-detection, custom preferences, and fingerprint spoofing capabilities.
AlicenseBqualityBmaintenanceProvides privacy-focused browser automation using a specialized Firefox fork with advanced anti-detection and fingerprint spoofing capabilities. It enables AI assistants to navigate websites, retrieve HTML content, and capture screenshots while maintaining anonymity.1749744MITWhy this server?
Supports launching and controlling the Firefox browser for automated testing and browsing.
AlicenseBqualityAmaintenanceEnables browser automation through the Model Context Protocol, allowing AI agents to control Chrome, Firefox, or Edge for tasks like navigation, clicking, typing, and screenshots.3986MIT