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Logseq

A privacy-first, open-source knowledge base·logseq.com

Logseq is a privacy-first, open-source platform for knowledge management and collaboration. It is a toolbox for workflows involving lots of information, supporting task management, PDF annotation, and flashcards through linked notes, block references, and queries. Notes are stored locally as Markdown files, giving users full ownership of their data, with an optional encrypted sync feature to keep notes up to date across devices.

What it's for

Task managementPDF annotationFlashcards for memorizing factsReviewing class notes with linked references, queries, and searchOutlining essays using block referencesBraindumping ideasDaily planning and journalingManaging relationships and meeting notesKeeping notes synced across devices

Features 24

Backlinks
Block references and embeds
Calculator
Custom themes
Drawing tool
Encrypted file syncing (Logseq Sync, beta)
Flashcards
Knowledge graph view
Linked references
Markdown file storage
Media embedding (audio, photos, videos)
Page aliases
Page embeds
PDF highlights/annotations
Plugin support
Properties
Publishing
Queries and Query Builder
Slide mode
Tables
Task management commands
Templates
Whiteboard
Zotero integration

At a glance

free tieropen sourceself-hostable

TypeDesktop app

DeploymentHybrid

PlatformsWeb, macOS, iOS, Android

ForStudents, Academics, Writers, Project Managers, Developers

CompanyLogseq, Inc.

Integrations

Zotero

Resources

Pricing

Described as 'Free forever for personal use.' No specific pricing plans or amounts are listed on the pricing page; a 'Logseq Sync' feature for encrypted note syncing across devices is noted as being in beta, with no price shown.