List of Top Free Open Source & Self Hosted Application for Knowledge Management Tools

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Knowledge management is the collection of methods relating to creating, sharing, using and managing the knowledge and information.

Atomic Server – Knowledge graph database with documents (similar to Notion), tables, search, and a powerful linked data API. Lightweight, very fast and no runtime dependencies. (Demo) MIT Docker/Rust
Mindmaps – Open source, offline capable, mind mapping application. AGPL-3.0 HTML5
My Mind – Web application for creating and managing mind maps. MIT Javascript
TeamMapper – Host and create your own mindmaps. Share your mindmap sessions with your team and collaborate live on mindmaps. MIT Docker/Nodejs

Ashwani K

👤 About the Author

Ashwani is passionate about DevOps, DevSecOps, SRE, MLOps, and AiOps, with a strong drive to simplify and scale modern IT operations. Through continuous learning and sharing, Ashwani helps organizations and engineers adopt best practices for automation, security, reliability, and AI-driven operations.

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