Every AI coding tool has its own skill directory. Skillshare gives you one source of truth — then syncs to Claude Code, Cursor, Codex, Gemini CLI, and 50+ more tools with one command. Built-in security audit scans for prompt injection before skills reach your agents. Share org-wide skills via git, or scope per project. Includes a web dashboard for visual management. Single Go binary, zero dependencies, fully offline. Open source (MIT).