GitBook is a tool for building beautiful books using Git and Markdown. It can generate your book into multiple formats:



DocGen is described as 'Static website generator that's ideal for making technical user guides (documentation) using markdown' and is an app. There are more than 25 alternatives to DocGen for a variety of platforms, including Self-Hosted, Linux, Mac, Windows and npm apps. The best DocGen alternative is GitBook, which is free. Other great apps like DocGen are Docusaurus, Archivy, MkDocs and mdBook.
GitBook is a tool for building beautiful books using Git and Markdown. It can generate your book into multiple formats:



Docusaurus is a project for easily building, deploying, and maintaining open source project websites.


MkDocs is static site generator that's geared towards building project documentation. Documentation source files are written in Markdown, and configured with a single YAML configuration file.


Hyperbook is a quick and easy way to build interactive workbooks, that support modern standards and run superfast. It works by compiling markdown to static pages.

Simple, powerful, and fast. Meet the modern SSG framework you've always wanted.

Sourcey builds modern static documentation sites directly from the source of your project. It turns Markdown guides, OpenAPI specs, MCP server specs, Doxygen XML, Go package docs, changelogs, examples, and other project context into fast, searchable HTML that you own.

Beautiful documentation sites with a visual editor, AI writing, and auto-generated llms.txt. Free tier available. A simpler, affordable alternative to Mintlify and Archbee.




The most powerful development environment – now adapted for writing documentation.


A documentation generator that builds HTML output based on Markdown files. Supports Markdown specs and offers a wide set of custom components using Markdown-like syntax. Builds Reference Source documentation for .NET projects (more added soon).
