Open Source Alternatives

Tag

Knowledge Management

Arcmark

stars 489forks 14

Native macOS bookmark manager with browser integration

macOS Link Management & Shorteners Browser Extension+2

GPT-Burger

stars 9forks 2

Tag, sort, and organize ChatGPT conversations in Chrome

Browser Extension Knowledge Management Note-taking Apps+3

Hyprnote

stars 9.3Kforks 760

Local-first AI meeting notetaker with transcription

Note-taking Apps Local-first AI Agents+5

Discourse

stars 47.8Kforks 9K

Open source forum and community platform, self-hosted

Chat CMS Self Hosted+3

Notesnook

stars 14.6Kforks 1K

End-to-end encrypted open source note-taking, cross-platform

Note-taking Apps Privacy Tools Self Hosted+3

AnythingLLM

stars 66Kforks 7.3K

Chat with your documents using any LLM, private and self-hosted

AI Agents Self Hosted LLM+5

SiYuan

stars 46.3Kforks 3K

Block-based notes with backlinks and end-to-end encrypted sync

Knowledge Management Note-taking Apps Local-first+4

AppFlowy

stars 76.6Kforks 6K

Open source Notion alternative with AI, self-hosted

Project Management Knowledge Management Note-taking Apps+5

Joplin

stars 56.4Kforks 6.3K

Open source note-taking app with Markdown and sync support

Note-taking Apps Knowledge Management File Sync & Storage+3

Docmost

stars 21.7Kforks 1.6K

Self-hosted collaborative wiki and documentation tool

Documentation Knowledge Base Knowledge Management+3

Logseq

stars 44.9Kforks 2.8K

Privacy-first knowledge base with outliner and graph view

Knowledge Management Note-taking Apps Knowledge Base+5

Karakeep

stars 29Kforks 1.5K

Save links and notes with AI auto-tags, no manual organization

AI Agents Knowledge Management Self Hosted+3