Obsidian
A second brain, for you, forever.
Product Screenshots
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About Obsidian
Obsidian is a knowledge base built on local markdown files. Link your thoughts, build a personal wiki, and own your data with powerful plugins and customization.
Best For
Power users building personal knowledge management
Key Features
Local-first markdown
Graph view of connections
Plugin ecosystem
Custom themes
Backlinks
Canvas for visual notes
Things to Consider
Sync is paid
Steep learning curve
Mobile experience varies
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Our Rating
4.0
Strong productivity solution. Power users building personal knowledge management.
Reviewed Dec 2025 by our editorial team
PricingFreemium
Est. Monthly CostFree
CategoryProductivity
Founded2020
Last UpdatedDec 2025
Free Tier
Includes: Unlimited for personal use
Note: Sync and Publish are paid ($8-16/month)