NostrKey

Nostr key manager and signer. Store your private keys securely and sign events without exposing them.

Nostrkey - Secure Nostr Key Management for Your Browser Nostrkey is a browser extension that safely manages your Nostr private keys and signs events for Nostr-enabled web applications. Your keys never leave your device and are never exposed to websites. Key Features: 🔐 Secure Key Storage - Store multiple Nostr profiles with nsec or hex private keys - Optional master password encryption for keys at rest - NIP-49 encrypted key import/export (ncryptsec) - QR code generation for easy key sharing 🔗 Remote Signer Support - Connect to nsecBunker via NIP-46 - Use remote signing without storing keys locally ⚙️ Granular Permissions - Control which websites can access your keys - Set permissions per app and per action type - Choose "Allow", "Deny", or "Ask" for each request 📡 Relay Management - Configure relay preferences per profile - Set read/write permissions for each relay - Recommended relay suggestions included 🔒 Privacy & Security - Keys are stored locally in your browser - No data sent to external servers - Open source and auditable - Support for nostr: protocol links Perfect for: - Nostr users who want secure key management - Anyone using multiple Nostr web clients - Users who need to manage multiple Nostr identities - Privacy-conscious individuals Supports: NIP-01, NIP-04, NIP-07, NIP-44, NIP-46, NIP-49