Logseq

Logseq

Logseq is an open-source, privacy-first knowledge base and note-taking application designed for networked thought. It allows users to create interconnected notes using an outliner-based approach, where everything is a block that can be referenced, embedded, and queried. Key features include bidirectional linking, graph visualization, flashcards for spaced repetition, PDF annotation, whiteboards, and a powerful query system for building dynamic views of your data. Targeted at knowledge workers, students, academics, writers, developers, and project managers, Logseq helps manage complex information by turning scattered notes into structured, relational knowledge. It stores data locally in plain Markdown or Org-mode files, offering full data ownership and offline capability. The platform supports a rich ecosystem of 150+ community plugins and 30+ themes for extensive customization.

Productivity
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Added on
Sep 18, 2026
Open-sourceLocal-firstBlock outlinerBi-directional linksPDF annotationsFlashcardsPlugin ecosystemEncrypted sync
Product information

Everything worth knowing about Logseq

The complete picture — from everyday features to the technical detail builders and IT folks dig for.

Core features

What it actually does

Open-Source & Free
Free forever for personal use. The core application is open-source and self-hostable.
Local-First Data Control
Your data is stored locally on your device. You own your notes forever, ensuring privacy and control.
Cross-Device Sync (BETA)
Encrypted file syncing (Logseq Sync) keeps your notes up-to-date and backed up across all devices.
Extensible via Plugins & Themes
Over 150 plugins and 30+ themes to customize functionality and appearance to your workflow.
Technical capabilities
Block-Based Outliner with Bi-Directional Linking
Core architecture uses an outliner with block references and backlinks for creating a networked thought graph.
Flexible Document Formats
Supports both Markdown and Org Mode document formats, allowing interoperability with other tools.
Must watch videos
Add AI to LogSeq with GPT-3
2:15
Tutorial2:15
Add AI to LogSeq with GPT-3
✅️ Join Kent's Newsletter at https://news.kentlangley.com In this short video I will show you how to AI enabled your LogSeq graph. Enjoy! The plugin in used in this video is from Brian Sunter. Here is his github! https://github.com/briansunter/logseq-plugin-gpt3-openai @Bsunter on Twitter - Go show him some love. ;)
Logseq + Claude Code: AI-Powered Database Management for PKM
9:16
Tutorial9:16
Logseq + Claude Code: AI-Powered Database Management for PKM
Ever struggled with duplicates / messy data in your Logseq workspace? In this video, I show you how I'm using Claude Code (not Cowork - that's unfortunately Mac only) to assist with cleanup tasks in my personal knowledge management system. 📚 COURSES ─────────────────────────────────────────────────────────── LOGSEQ MASTERY: https://www.logseqmastery.com UNLOCK TANA: https://www.unlocktana.com 🔍 RESOURCES ─────────────────────────────────────────────────────────── https://youtu.be/YSCfrQgrd2A: How to use properties and templates in Logseq https://youtu.be/-SqKjzSfTXU: Simplifying template workflow in Logseq using aText expander Sign-up here for Logseq templates: https://airtable.com/appo9lYNeR6mdKXKx/pagpeyU2d9Mh8UqK3/form Tools mentioned: Logseq, Claude Code (VS Code), Omnivore (sunsetted) , CopyTabTitle URL extension ⚠️ Privacy Note: Remember to disable training data sharing in Claude Code settings if you're working with personal information. ⏲ TIMESTAMPS ─────────────────────────────────────────────────────────── 00:00 Introduction & Setup 00:58 The Duplicate Problem 02:00 How Claude Code Works 04:03 The Results 04:26 Privacy Considerations 05:11 The Power of Consistent Formatting 07:11 Accuracy & Trust 08:42 Final Thoughts 🛠️ TOOLS I USE* ─────────────────────────────────────────────────────────── 🧾 Read-it-later app - Reader: https://go.combiningminds.org/a/reader 📚 Reading notes management - Readwise: https://go.combiningminds.org/a/readwise ⏱️ Time tracking - Rize.io: https://go.combiningminds.org/a/rize (Use code DARIO for 25% off) 💰 Accounting software - Xero: https://go.combiningminds.org/a/xero 💳 International payments - Wise: https://go.combiningminds.org/a/wise 🎓 Course creation - Systeme.io: https://go.combiningminds.org/a/systeme 📖 Book summaries - Shortform: https://go.combiningminds.org/a/shortform 📊 Excel productivity - KeySuite Excel: https://go.combiningminds.org/a/keysuite 🎯 PowerPoint productivity - KeySuite PowerPoint: https://go.combiningminds.org/a/keysuite
Obsidian vs Logseq: The Second Brain War (2026)
6:04
Comparison6:04
Obsidian vs Logseq: The Second Brain War (2026)
In 2026, the "Second Brain" movement has shifted from a niche productivity trend to a full-scale battle for data sovereignty. While pioneers like Roam Research have stagnated behind cloud-only paywalls, Obsidian and Logseq have evolved into technical powerhouses that handle complex databases without sacrificing the privacy of local files. Creator Transparency Disclosure: This investigation is narrated by a professional AI voice for technical clarity. However, every 2026 software benchmark, pricing audit, and architectural verdict is the result of 100% human-driven research and testing by our team. In this 2026 technical audit, we examine Obsidian 1.12, which has introduced a native "Bases" engine and a CLI for developers. We also break down the long-awaited stable release of Logseq DB, a total SQLite rewrite that has solved the performance issues of the old "file-scanning" era. 🕒 Investigative Chapters: 0:00 — The $9 Million Invention: Why Roam's Legacy is Fading in 2026 1:10 — Roam Research: The Pioneer That Stagnated 2:03 — Logseq DB: The 2026 SQLite Revolution and Performance Benchmarks 3:19 — Obsidian 1.12: Bases, CLI, and the 100-Million Plugin Download Milestone 4:55 — Final Verdict: Outliners vs. Hybrid Writing 5:57 — The Trade-off: Which Tool Truly Owns Your Thoughts? 📂 Primary Evidence & Case Files: Obsidian v1.12.4 Release Notes (Feb 2026): Bases and CLI Integration: https://obsidian.md/changelog/2026-02-27 Logseq DB: SQLite "DB Version" Stability Report and Beta Status: https://github.com/logseq/logseq/db-version Obsidian Sync: Standard ($4) vs. Plus ($8) 2026 Pricing Comparison: https://obsidian.md/sync SendShort 2026: Latency Benchmarks for 100,000+ Note Knowledge Graphs: https://sendshort.ai/statistics/pkm-performance-2026/ Editorial Transparency & Process: At Trader Jono Blueprint, we specialize in deep-dive investigations into knowledge management and digital sovereignty. Our process involves cross-referencing the latest 2026 developer builds with real-world stress tests of 10,000+ linked blocks. Our human team leads every creative decision to ensure your data stays where it belongs: in your control. Contact: jono@traderjono.com

Who uses it

Real use cases, no hype
Knowledge Management & Personal Wiki
Build a connected, living archive of your thoughts, notes, and research.
Academic Research & Study
Organize research papers, annotate PDFs, and link concepts for deep understanding.
Project Planning & Task Management
Manage daily journals, to-dos, and project notes with linked references.
Software Development Docs
Document codebases, architecture decisions, and technical specs in a searchable graph.
Creative Writing & Brainstorming
Outline ideas, capture snippets, and weave narratives using block references.
Meeting & Interview Notes
Capture discussions, link action items, and maintain contextual follow-ups.
Life Logging & Daily Journaling
Keep a structured, searchable record of daily events, thoughts, and reflections.
What's great
  • Completely open-source and free for personal use.
  • Local-first, encrypted data storage for absolute privacy.
  • Powerful bi-directional linking and knowledge graph visualization.
  • Robust cross-platform support (Desktop, Web, iOS, Android).
Technical strengths
  • Block-based, outliner architecture enables deep contextual notes.
  • Native query engine and properties system for structured data retrieval.
  • Extensible via 150+ community plugins and 30+ themes.
Where it falls short
  • Steeper learning curve for non-linear, linked-note workflows.
  • UI can feel less polished and intuitive than mainstream note apps.
  • Official sync (Logseq Sync) is still in BETA.
Technical limitations
  • Graph view performance can lag with extremely large note collections.
  • Plugin ecosystem quality is inconsistent; some break with core updates.
  • Advanced queries (Datalog) require a non-trivial learning investment.
For technical folks

The deep-dive specs

FAQ

Includes technical Q&A
Yes, Logseq is completely free and open-source for personal use. Encrypted file syncing via Logseq Sync is a paid BETA service; alternatively, you can use third-party sync tools with your local files.

Traffic Insights

Monthly Visits

—

October 2026

Growth Rate

0%

vs last month

Dominance

0%

in Productivity

Top Country

—

Top Countries Breakdown

—

Growth Trend

Stable

Traffic has remained stable.

Honest pricing

No sneaky tiers, no “contact sales”

Here's who each plan is actually for — and where the hidden charges might hit.

Free
Free

Individuals

  • Open-source
  • Local storage
  • Core features
Logseq Sync
Most picked
$5/mo

Sync Users

  • Encrypted cross-device sync
  • Real-time backups
View Full Plans & Pricing on Logseq

Official pricing, checkout, and plan upgrades are handled directly on logseq.com.

Reviews

What the internet actually thinks

Data refreshed weekly. No paid placements.

Trustpilot
Not reviewed yet
G2
G2
Not reviewed yet
C
Capterra
Not reviewed yet
Product Hunt
Not reviewed yet
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