CelestialDocs

CelestialDocs is a modern documentation platform and Astro template designed for scalable, developer-friendly knowledge systems. It combines structured navigation, hybrid content generation, MDX support, and customizable UI components to build fast, maintainable, and production-ready documentation sites. Maintained by HYP3R00T on GitHub, where it has earned 74 stars from the community.

It's actively developed around astro, developer-tools, documentation, and is a solid reference for anyone building with these tools.