Coda
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Obsidian
Overview
Obsidian is a note-taking app built on local markdown files. Your notes stay on your device; you own your data. Linked thinking—[[wikilinks]] between notes—helps build a knowledge graph. Plugins extend functionality. It's popular with researchers, writers, and anyone who wants a powerful, local-first note system. The core app is free; sync and publish are paid add-ons.
Key Features
- Local markdown files
- Wikilinks and graph view
- Plugins and community themes
- Backlinks and outgoing links
- Daily notes and templates
- Sync and publish (paid)
Common Use Cases
Personal knowledge management, research and writing, second brain and Zettelkasten, meeting and project notes.
Pricing Model
Free for core app. Sync ($8/mo) and Publish ($8/mo) are optional.
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