Documentation Tool GitHub Repositories (2026) · Open Source Tools

The world’s fastest framework for building websites.

A fast static site generator in a single binary with everything built-in. https://www.getzola.org

API Documentation Browser

A simpler site generator. Transforms a directory of templates (of varying types) into HTML.

📃 A curated and up-to-date list of resources on software documentation templates, tools, guides, examples, etc.

🃏 A magical documentation site generator.

Offline documentation browser. Your personal reference library, searchable in an instant.

A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.

BDD in PHP

A plain text note-taking assistant

A next-generation progressive site generator & fullstack framework, powered by Ruby

Curated list of awesome Magento 2 Extensions, Resources and other Highlights

A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.

Create docsets for Dash.app-compatible API browsers.

DITA Open Toolkit — the open-source publishing engine for content authored in the Darwin Information Typing Architecture.

:memo: A sort-of-static site generator optimized for living documentation of software projects

The AI-assisted, open-source alternative to Notion and Confluence: a team wiki that lives in Git, with real-time editing, data tables, whiteboards, offline mode, and first-class AI agents. Live demo: https://demo.foliowiki.online

Expert Guide - Norton Guide Reader for Windows

Daux.io is an documentation generator that uses a simple folder structure and Markdown files to create custom documentation on the fly. It helps you create great looking documentation in a developer friendly way.