Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

Transmit data with sound. Includes binaries for soundcards and .wav files.

Quiet for Android - TCP over sound

Full network stack over sound -- lwIP driver for libquiet

Dead simple LAN file transfers from the command line

Noise-C, a plain C implementation of the Noise protocol

C-language implementation of Javascript Object Signing and Encryption

Securely locate peers without central servers

This is a module for the AWS SDK for C. It handles all IO and TLS work for application protocols.

axolotl based on libsodium

telegram library