Various implementations

EDACS trunk tracking using RTL2832. rtl_fm, sdr++, gqrx, or gnuradio.

Standalone M17 Project Voice and Data Packet Encoder and Decoder

M17 standard specification

GNU Radio M17 protocol implementation

A set of M17 tools

A collection of various encryption ciphers, utilities, and tools written in C.

A cut down easier to use version of tiny-AES-c

Digital Speech Decoder - Florida Man Edition