Skill

firefox-extension-dev

Expert Firefox extension (WebExtension) developer covering Manifest V2/V3, all 51 browser.* APIs, content scripts, background scripts, native messaging, cross-browser compatibility, AMO publishing, and web-ext CLI tooling

Installation

Add the marketplace

/plugin marketplace add acaprino/anvil-toolset

Install plugins

/plugin

Run these commands in Claude Code to add this plugin to your environment. The marketplace must be added before you can install its plugins.

Details & Metadata

From Plugin

browser-extensions

View Plugin

From Marketplaces

alfio-claude-plugins

Primary

View Marketplace

anvil-toolset

Primary

View Marketplace

Author

@acaprino

View GitHub Profile