Mmcp.market

Head to head

MCP vs Firefox Addons

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

MCPio.github.extensiondev/mcp
A
No reviews yet

Build, run, inspect, and publish browser extensions from any MCP client. 30 tools, 11 browsers.

Full listing
Firefox Addonsio.github.mrfentmen/firefox-addons-mcp
C
No reviews yet

Search Firefox browser extensions on AMO. No key required.

Full listing

The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours MCP (94/100 against 65). MCP has noticeably more public adoption.

 MCPFirefox Addons
User ratingNo reviews yetNo reviews yet
Safety gradeA94/100C65/100
AdoptionGrowing—
GitHub stars3–
Downloads / week143–
Runs whereYour machine (local)Your machine (local)
Gateway-readyNoNo
Tools292
Write actions6—
Price per callFreeFree
LicenceApache-2.0MIT
Last release2026-09-21—
CategoryScraping and browsingScraping and browsing

Other comparisons

MCP vs Agent360 Browser MCPMCP vs Session BridgeMCP vs Cssprobe CLIMCP vs SeleniumBase MCPMCP vs AIHawkAll Scraping and browsing servers