Sphinx!

Doxygen is a tool for generating documentation from annotated C++ sources, as well as other popular programming languages like C, Objective-C, C#, PHP, Java, Python, IDL (CORBA, Microsoft, and UNO/OpenOffice flavors), Fortran, VHDL, Tcl, and to some extent D.

A markdown player based on Strapdown.js and shared on the distributed network I.P.F.S.

Read the Docs hosts documentation for the open source community. It supports Sphinx docs written with reStructuredText, and can pull from your Subversion, Bazaar, Git, and Mercurial repositories. The code is open source, and available on github.

Doclets.io is the missing hosted and automated API-Doc generation service for Javascript. By simplifying API-Doc setup it enables you to actually focus on writing documentation!

Easy Install and Upgrade.npm makes installation and upgrade a, trivial, single command activity. No need to modify your content during upgrades.

SkyDocs is a software that takes your MarkDown files and build a complete website with some magic tricks !You can configure everything you want : themes, pages, menus, ...

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.

Introduction

Free open source software combining the best of wiki and CMS with community building-features.

HostMyDocs - Small web server use to host documentation

LDoc is Lua documentation generator intended to be compatible with LuaDoc and thus follows the pattern set by the various Doc tools:

LuaDoc is a documentation generator tool for Lua source code. It parses the declarations and documentation comments in a set of Lua source files and produces a set of XHTML pages describing the commented declarations and functions.

Docutils is an open-source text processing system for processing plaintext documentation into useful formats, such as HTML, LaTeX, man-pages, open-document or XML. It includes reStructuredText, the easy to read, easy to use, what-you-see-is-what-you-get plaintext markup language.