Best Web Free Open-Source Knowledge Management Software

A note-taking app for networked thought

Open-source collaborative wiki and documentation software

Documenting architectural decisions for better software development

A note-taking and knowledge management tool

AI-powered chatbot for Obsidian

A knowledge management tool for personal knowledge base and note-taking

Turn paper clutter into searchable digital archives on your own server

All-in-one workspace for notes and knowledge management

Build, test, and document UI components in isolation.

Generate diagrams and flowcharts from text

Create project documentation with Markdown

A modern, self‑hosted wiki for developers and small teams

A minimalistic static site generator powered by Vue and Markdown