Plugin Claude Code
Plugin marketplace listing 1 plugin: extension-mcp.
Plugin Claude Code
Plugin marketplace listing 1 plugin: extension-mcp.
Plugin Claude Code
MCP tools for browser extension development: scaffold from 50+ templates, run the dev server with HMR, inspect the live DOM and logs, and publish store-ready builds for Chrome, Edge, and Firefox. Ships /extension, /extension-add, /extension-debug, and /extension-publish commands.
Command
Add a feature surface (sidebar, popup, content script, etc.) to an existing extension.
Command
Debug a running extension, inspect DOM, console, content script injection.
Command
Prepare an extension for store submission (Chrome Web Store, Firefox Add-ons).
Command
Create, develop, or build a browser extension with extension.dev.
MCP server Claude CodeCodexCursor
Build, run, inspect, and publish browser extensions from any MCP client. 31 tools, 11 browsers. Runs locally from the @extension.dev/mcp npm package.