Read the Docs

It is a documentation build and hosting platform that connects to Git repositories to automate building, versioning, previewing, and publishing technical documentation as code. It is for engineering teams, technical writers, and open source maintainers who maintain product and project docs alongside code. It is delivered as a hosted SaaS with a free community tier for open source and paid business plans with private repositories and SSO.

Key features

• Git-connected automated doc builds
• Preview builds for pull requests
• Visual diff against production
• Versioned docs from branches and tags
• Support for Sphinx, MkDocs, Docusaurus
• Private repository support
• Single-Sign On via GitHub/GitLab
• Access control for docs
• CDN hosting and search
• Analytics for documentation
• Localization and translation support
• AI agent integration with llms.txt