Claude Plugins Masterclass: Skills, Connectors & How to Build Your Own (Full Cowork Guide)

If you’re using Claude as just a chatbot, you’re missing 90% of its power. In this full masterclass, we break down Claude’s Expanded Skills, Plugins, and Connectors — and show you how they transform Claude into a true domain expert inside Cowork. This is not surface-level theory, we go deep into the architecture. What You’ll Learn ✔ The critical difference between Skills, Plugins, and Connectors ✔ How the Model Context Protocol (MCP) powers live data access ✔ The anatomy of a Claude plugin (plugin.json, mcp.json, skills, commands) ✔ The 11 official open-source plugins explained ✔ How Sales,…