Logseq
A privacy-first, open-source knowledge base.
Overview
Logseq is a privacy-first, open-source knowledge base that works on top of local plain-text Markdown and Org-mode files. It's a versatile tool for outlining, note-taking, and personal knowledge management, with a strong focus on privacy and user control over their data.
✨ Key Features
- Local-first and open source
- Outlining and block-based editing
- Bi-directional linking and graph view
- PDF annotation
- Task management and spaced repetition
- Whiteboards
- Extensible with plugins
🎯 Key Differentiators
- Outliner-based approach to note-taking
- Open-source and community-driven
- Strong focus on privacy and local-first data
Unique Value: A private and open-source tool for organizing your thoughts and building a personal knowledge graph.
🎯 Use Cases (5)
✅ Best For
- Creating a local-first, private knowledge base.
- Outlining and organizing complex research projects.
- Using spaced repetition to study and remember key concepts.
💡 Check With Vendor
Verify these considerations match your specific requirements:
- Users who need a simple, non-technical note-taking app.
- Teams that require robust, real-time collaboration features.
🏆 Alternatives
Offers a more outliner-focused experience than Obsidian, and is open-source unlike Roam Research.
💻 Platforms
✅ Offline Mode Available
🔌 Integrations
🔒 Compliance & Security
💰 Pricing
Free tier: The core app is free and open source.
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