Docmost – Open-source wiki software with real-time collaboration, diagrams, AI, SSO, RBAC permissions and more.

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Open Source Secure & Encrypted Notes using Sentry

A curated collection of the best open source note-taking apps with a focus on security and end-to-end encryption. using Sentry.

Encrypted note-taking that syncs across all your devices

Cross-platform note-taking app with end-to-end encryption, Markdown support, web clipping, and sync via Dropbox, OneDrive, or Joplin Cloud.

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Local-first, Git-native personal knowledge base with AI

A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.

Open Source Alternative to: