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DimensionJS Reverse MCPAn AI-agent-first MCP server for JavaScript reverse engineering and browser debugging.Chrome DevTools MCPThe Chrome team's official MCP server exposing Chrome DevTools capabilities to AI assistants
FMRS59 / 100 · C76 / 100 · B
Reliability10 / 2013 / 20
Security and permissions9 / 2012 / 20
Maintenance11 / 2017 / 20
Documentation15 / 2017 / 20
Setup experience14 / 2017 / 20
Best for
  • Developers who need an AI agent to carry out a continuous JavaScript reverse-engineering workflow.
  • Analysis tasks requiring a headed browser, persistent login state, and replayable local artifacts.
  • Research involving relationships among scripts, breakpoints, network traffic, and WebSockets.
  • Frontend developers who want AI-assisted web debugging and performance analysis
  • Scenarios that need browser automation and performance diagnostics in the same tool
Not for
  • Generic browsing or simple automation that does not require reverse-engineering capabilities.
  • Users seeking a general-purpose scraping framework or a guarantee of bypassing every site defense.
  • Sensitive environments where the MCP client must not access browser content or host files.
  • Cases that only need to scrape page text without performance analysis or complex interaction (a lighter scraping tool is a better fit)
Required permissions
  • It can inspect, debug, and modify data in the browser.
  • evaluate_script.localFilePath and outputFile/filePath parameters can make the MCP process read or write host files.
  • Without --allowedRoots, local-file access is unrestricted; the option can constrain permitted directories.
  • The default profile persists cookies and localStorage; --isolated uses a temporary profile.
  • Requires a local Chrome browser instance to run
  • navigate_page can visit any URL; type_text/fill_form and similar tools can enter arbitrary content into the page
Risks and side effects
  • Browser contents are exposed to the MCP client; do not use it on pages containing sensitive information.
  • Unrestricted local-file access may expose or modify host files.
  • Verbose debugging logs may reveal pages, cookies, scripts, or credentials; the README advises against DEBUG=* .
  • With --cloak, first launch may silently download about 200 MB, and its profile is physically separate from the default profile.
  • Browser automation tools can access and manipulate the content of open pages — use only in a trusted development/test environment
  • performance_start_trace and similar tracing tools continuously record browser activity — avoid leaving them running on pages containing sensitive information
Supported clientsClaude Code, Cursor, VS Code, CodexClaude Code, VS Code, Cursor, Windsurf, JetBrains IDEs, Cline, Amp, Kiro, Antigravity
Tools2422