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Logseq
Privacy-first knowledge management. Outliner with bi-directional links and graph view.
About Logseq
Logseq is a privacy-first, open-source knowledge base that works on top of local plain-text Markdown and Org-mode files. Use it to organize your tasks, write journals, and build your personal knowledge graph with bi-directional links.
Key Features
✓ Block-based outliner
✓ Bi-directional linking
✓ Knowledge graph view
✓ PDF annotation
✓ Flashcards & spaced repetition
✓ Plugin marketplace
Why choose Logseq?
Logseq is an open source alternative to Notion, Roam Research, Obsidian. Licensed under AGPL-3.0, it gives you full access to the source code and the freedom to modify, self-host, and contribute. It is available as a desktop or web application.