Knowledge Base Open Source Tools

Alternative toConductor

Assign GitHub issues to AI coding agents. They run on your machine.

• 53,308 GitHub stars
• Multica-1.0Licence Multica-1.0

Alternative toRoam Research

Privacy-first knowledge base with outliner and graph view

• 45,303 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toNotion

Team wiki and knowledge base with realtime collaboration

• 40,988 GitHub stars

Alternative toNotion

Self-hosted hierarchical notes with scripting and note encryption

• 38,433 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toZendesk

Self-hosted customer support platform with live chat and AI

• 38,029 GitHub stars
• MITLicence MIT

Alternative toMicrosoft Copilot

Self-hosted AI assistant that searches your notes and web

• 37,768 GitHub stars
• AGPL-3.0Licence AGPL-3.0
• #AI Agents

Alternative toGlean

Self-hosted knowledge base with RAG search, AI agent, and wiki

• 34,874 GitHub stars
• MITLicence MIT
• #LLM

Alternative toMem0

Add persistent user memory to any LLM app via API, Apache 2.0

• 31,339 GitHub stars
• MITLicence MIT
• #AI Agents

Alternative toConfluence

Self-hosted collaborative wiki and documentation tool

• 22,041 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toZendesk

Helpdesk and ticketing on PHP/Symfony with workflow automation

• 19,594 GitHub stars
• OSL-3.0Licence OSL-3.0