Build, run, inspect, and publish browser extensions from any MCP client. 32 tools, 13 browsers.
Extensiondev is an MCP integration. Build, run, inspect, and publish browser extensions from any MCP client. 32 tools, 13 browsers.
The published npm package is @extension.dev/mcp, version 10.11.1. Its declared MCP transport is stdio.
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project repository · Project website. This profile uses version 10.11.1 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
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