NostrKey

Secure Nostr Key Management

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