We open-sourced a community registry for AI agent system prompts and configs — 888 stars. What prompt patterns work for you?

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PromptEngineering

The prompt engineering community creates incredible system prompts and agent configs. But they're siloed — lost in personal notes, scattered gists, or forgotten in old repos. We built Caliber: an open-source community registry where prompt engineers can share and discover: - System prompts that actually work in production - CLAUDE.md and GEMINI.md configurations - Agent tool definitions and .cursor/rules - Copilot instruction templates GitHub: 888 GitHub stars, approaching 100 forks since launch