End-to-end encryption (E2EE)
NimbleCal encrypts your calendar content on your device so it cannot be read without your keys.
See: Encryption overview
Local-first storage
Your calendar data lives on your device first (in browser storage). This keeps the app fast and resilient.
- Offline viewing works for everyone.
- Offline edits are a Plus feature.
See: Offline mode
Invite links and access control
Event invites are protected so only the intended recipient (and/or someone with the invite link) can view the invite and RSVP.
Important: Do not forward invite links unless you intend to share the event details.
Report a security issue
If you discover a security vulnerability, please report it responsibly:
Related: