# Logseq

> An open-source, privacy-first knowledge base and outliner for note-taking, task management, and organizing complex information structures.

- Website: https://logseq.com/?ref=devshelf.io
- DevShelf page: https://devshelf.io/resource/logseq
- Pricing: Free
- Tags: Open Source, Self-hosted, No sign-up
- Categories: [Notes & Knowledge Base](https://devshelf.io/category/notes-knowledge-base.md)
- Last checked: 2026-11-02

## About

Logseq is a privacy-first, open-source platform designed for knowledge management, outlining, and personal organization. It uses local files to store notes and features graph-based linked references, block-level referencing, PDF annotations, flashcards, and custom queries. Users can structure thoughts, manage tasks, and connect ideas without relying on cloud-based storage, ensuring complete ownership and privacy over their personal knowledge base.

## Alternatives

- [Obsidian](https://devshelf.io/resource/obsidian.md): A flexible, markdown-based knowledge base and note-taking application that stores data locally for privacy. (pricing: Freemium)
- [AFFiNE](https://devshelf.io/resource/affine.md): Open-source local-first knowledge base combining docs, whiteboards, databases, and AI into a unified workspace. (pricing: Freemium)
- [ReadLocal](https://devshelf.io/resource/readlocal.md): Free, open-source browser-based Markdown reader that works completely offline with zero server uploads or tracking. (pricing: Free)

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Source: DevShelf.io, the hand-reviewed catalog of dev tools and resources. Every resource is reviewed by hand before it is listed.