js-tnc 
APRS is a registered trademark Bob Bruninga, WB4APR.
This project is an attempt to provide utilities to communicate between software and a TNC. It is still very much under experimental development and may have breaking changes with any given release.
Usage
See examples folder. Make sure to set the callsign and myCallCommand settings to proper values.
Dependencies
Notes
Ubuntu/Linux to read/write the serial connection, you may need to add users to dialout group.
sudo adduser second_user dialout