World's first native C implementation of the SimpleX Messaging Protocol on ESP32-S3. Dedicated encrypted hardware messenger with 5 encryption layers, post-quantum key exchange (sntrup761), Double Ratchet, AES-256-GCM encrypted storage, and multi-core FreeRTOS architecture.

HNet (Shield Terminal) is a decentralized, encrypted workstation for peer-to-peer communication, blockchain mining, and digital asset management. Built with Python. 🛡️💻

RAVEN Messenger — peer-to-peer encrypted messenger powered by the ATSAM Protocol. Bluetooth mesh + bridge + online, all covered by one layered security architecture.

End-to-end encrypted messenger built with Python and PyQt6

LUMI (Liberty Unified Messenger Interface) is an open-source Tauri messenger designed for end-to-end encryption.