Text-defined diagrams: flowcharts, sequences, and Gantt in Markdown
Stars90.6K
Commitjust now
LicenseMIT
Mermaid is a JavaScript tool that renders Markdown-inspired text into flowcharts, sequence diagrams, and Gantt charts, rendered natively in Markdown hosts such as GitHub.
Outline is a documentation workspace built around search and structure rather than infinite nesting. Collections, a strong editor, and genuinely fast full text search make it usable at the size where most wikis become write-only.
Fast single-binary static site generator with Sass, feeds, and search
Stars17.5K
Commitjust now
LicenseEUPL-1.2
Zola is a static site generator in a single Rust binary that turns Markdown, Tera templates, and Sass into blogs, docs, and landing pages with feeds and search built in.
Vrite is an open-source workspace for creating, managing, and delivering technical content such as product documentation, technical blogs, and knowledge bases.
XWiki is an open-source enterprise wiki for team knowledge bases, intranets, and documentation, with a WYSIWYG editor, rights management, and installable applications.
Open-source framework for building ambitious documentation sites
Stars114
Commitjust now
LicenseMIT
xyd is an open-source documentation framework from LiveSession that turns MDX content and OpenAPI or GraphQL specifications into documentation sites with built-in themes, full-text search, plugins, and static builds.
Confluence is where large organisations put documentation that has to outlive the people who wrote it. Spaces, permissions, page trees, and approval workflows are built for scale and governance rather than for speed.
Postman is where most developers first poke at an API, and it grew from that into documentation, mock servers, monitoring, and team workspaces around shared collections.