grain

Nostr Clients & Relays

Secure messaging app on Nostr with end-to-end encrypted direct messages, private groups, calls and Lightning payments, and no phone number or email required.

Nostr Clients & Relays

Open-source Bitcoin Lightning wallets and tools, including the browser extension and self-hostable Alby Hub used for Nostr zaps and Nostr Wallet Connect.

Nostr Clients & Relays

Android signer application that keeps a Nostr private key in one app and approves signing requests from other apps.

Nostr Clients & Relays

Feature-rich Nostr client for Android covering notes, media, private messages and Lightning zaps.

Nostr Clients & Relays

Specification and reference implementation for storing blobs on user-chosen media servers addressed by hash, used by Nostr clients for media.

Nostr Clients & Relays

Nostr relay written in C++ with an SQLite backend.