Octarine

Private, markdown-based note-taking app with a focus on speed, simplicity and data ownership.

Octarine: Early access, open to join. Get it at octarine.app.

Octarine delivers a private, markdown-based note-taking application designed for writers, developers, and professionals who prioritize speed, simplicity, and data ownership. The platform features isolated workspaces that separate work and personal content, hierarchical tagging for content discovery, and reusable content blocks for efficient writing workflows. Users maintain complete control over their data through local storage and flexible sync options including Git, iCloud, Dropbox, and Google Drive. Octarine transforms note-taking with its lightweight architecture that eliminates friction while providing powerful organizational tools beyond traditional folders.