Build your personal knowledge base with Trilium Notes

Open source & zero knowledge private note taking app.
Open source. End-to-end encrypted.Private. Write notes with freedom, no spying, no tracking.

A fully open source & end-to-end encrypted note taking alternative to Evernote.

Notesnook is a free (as in speech) & open-source note-taking app focused on user privacy & ease of use. To ensure zero knowledge principles, Notesnook encrypts everything on your device using XChaCha20-Poly1305 & Argon2.

• Notesnook @ GitHub.
• Notesnook Sync Server @ GitHub.

Easily capture and share your great thoughts. Open Source and Free forever. A privacy-first, lightweight note-taking service.

• Memos @ GitHub.

A (work-in-progress) cross-platform libre handwritten notes app.

You can sync your notes across devices knowing that they are encrypted and stored securely, and not even the server can read them.

• Saber @ GitHub.

Obsidian is a powerful and extensible knowledge base that works on top of your local folder of plain text files.

a non-linear personal web notebook

Welcome to TiddlyWiki, a versatile note-taking web application you can download for free, store wherever you like and customise however you wish. Use it to capture, organise and share your notes in ways that word processors and other note-taking tools cannot.

OpenSource note-taking & archiving alternative to Evernote, Microsoft OneNote & Google Keep

Laverna is a JavaScript note-taking web application with a Markdown editor and encryption support. It's built to be an open source alternative to Evernote.

The application stores all your notes in your browser local storage spaces such as indexedDB or localStorage, which is good for security reasons, because only you have access to them.

store your notes anonymously and encrypted.

Laverna is a JavaScript note taking application with Markdown editor and encryption support. Consider it like open source alternative to Evernote.

Laverna @ GitHub.

An Open Source Evernote Clone