A place for what you know
Your notes,
within reach.
Bring your Obsidian notes together and find the passages that matter.
Use your device’s fingerprint, face recognition, PIN, or a security key.
Set up your first passkey
Verify ownership with your setup token once, then create a passkey.
Your library
Find a thread.
A name for this collection. Use the same name when importing updates.
Full-text search with source references. Semantic search and chat are coming next.
Obsidian live sync
Connect your existing Obsidian Sync subscription. Cairn checks for updates every 30 seconds and indexes Markdown after each completed sync. Edit notes in Obsidian; your cloud copy only receives changes.
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Connect or reconnect Obsidian
Sign in with your Cairn passkey within the last 15 minutes before setting up sync. Your Obsidian password and two-factor code are used once; the session and vault encryption key stay on the encrypted cloud disk.
Import notes
Upload a ZIP of your vault. Markdown files are stored securely in your cloud database; settings and attachments are skipped.
Manage notes
Your passkeys
Add a second passkey on another device or security key for backup access.