
ReadTheDocs
Spend your time on writing high quality documentation, not on the tools to make your documentation work.
23 Alternatives To ReadTheDocs
Apiary
Collaborative design, instant API mock, generated documentation, integrated code samples, debugging and automated testing
Compodoc
The missing documentation tool for your Angular application

Confluence
Confluence is content collaboration software that changes how modern teams work
DocFX
A documentation generation tool for API reference and Markdown files!

Docuie
Docuie provides the simplest hosted documentation platform. Affordable and beautiful, write documentation easily.
Docusaurus
Easy to maintain open source documentation websites
DokuWiki
DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn’t require a database. It is loved by users for its clean and readable syntax. The ease of maintenance, backup and integration makes it an administrator’s favorite.
Doxygen
Doxygen is a tool for generating documentation from annotated C++ sources, as well as other popular…
GitBook
Modern Publishing, Simply taking your books from ideas to finished, polished books.

GitHub Pages
A free, static web host for open-source projects on GitHub
MkDocs
MkDocs is a fast, simple and downright gorgeous 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.
NDoc
NDoc generates class library documentation from .
Postman Collections
Biggest library of ready-made API collections for Postman

ReadMe
A collaborative developer hub for your API or code.

Sandcastle
Sandcastle produces accurate, MSDN style, comprehensive documentation by reflecting over the source…

SkyDocs
SkyDocs is a lightweight static documentation builder with MarkDown.

Slate API Docs Generator
Create beautiful, intelligent, responsive API documentation.

Sphinx Documentation Generator
Sphinx is a tool that makes it easy to create intelligent and beautiful documentation, written by…
Swagger UI
Swagger UI is a dependency-free collection of HTML, Javascript, and CSS assets that dynamically generate beautiful documentation from a Swag
mdbook
Gitbook alternative in Rust