One Open Source Project a Day (No.50): The TypeScript Wizard Pushed His .claude Directory to GitHub and Hit #1 Worldwide

Introduction "My agent skills that I use every day to do real engineering — not vibe coding." — Matt Pocock, README first line This is article No.50 in the "One Open Source Project a Day" series. Today's project is skills ( GitHub ). Let's start with what makes this repository unusual. It's not a new framework. It's not a big company's open-source release. It's not even a runnable program. It's just one engineer's .claude working directory — 21 Markdown files, each telling Claude Code how to beh