Gitbook

GitBook has quickly evolved into a unified platform for writing, collaborating on, and publishing documentation. Here are its standout features:

• Git-powered collaboration: Sync with GitHub/GitLab, supporting branching, pull requests, and merge workflows. Team members can work in their IDE or GitBook's editor.
• Rich editing and publishing experience: Offers Markdown and block-based WYSIWYG editor, embed code snippets, tables, videos, etc. Publish with one click, with built-in SEO and AI indexing optimization.
• Interactive content & access control: Includes in-line comments, change requests, role-based permissions, SSO options (Auth0, Okta), and interactive OpenAPI documentation blocks .
• AI-powered search & analytics: GitBook AI enables full-text Q&A search across your docs; analytics monitor performance and user engagement metrics.
• Enterprise-grade hosting & export options: Customize domains, branding, fonts, export to PDF/ePub, and serve internal or public documentation.

Trusted by over 150,000 startups and organizations, GitBook spans use cases from product documentation and developer guides to help centers and internal knowledge bases.