0xchat – Secure Chat Built on Nostr 0xchat is a privacy-focused messaging app powered by the decentralized Nostr protocol. No phone number or email required—just log in with your private key for full control over your data. Enjoy end-to-end encrypted private chats, group chats, and contacts, plus seamless Lightning payments via Cashu ecash. Join open public channels for community discussions, send self-destructing messages, and explore Nostr web apps securely. Key features: - Fully encrypted direct messages and groups - No central servers—decentralized and censorship-resistant - Integrated Bitcoin Lightning micropayments - Public channels compatible with other Nostr clients - Self-hosted relay support for maximum privacy Experience truly private, open communication on Nostr. Download now and own your conversations!