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Design & ValidateToolProprietaryFreemium
Obsidian
A proprietary app with a free core, organizing local Markdown through backlinks, properties, canvases, graphs, and a large plugin ecosystem.
Visit official siteContent updated Aug 1, 2026Automated check reached the official site · Checked Aug 24, 2026
Why use it
Use Obsidian to build portable GDDs, lore, and decision logs while controlling files through Git or chosen sync methods.
Where it fits
Use prototypes and playtests to find core experience problems while they are still cheap to fix.
knowledge-managementdocumentation
What to check
The app is not open source and official Sync and Publish are paid; community plugins run code and vary in quality, so govern conflicts, backups, and sensitive data.
