Low cost software radio platform
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Play music online. With friends. For free.
Academic deciphering aiding tool, for ancient languages
A free utility suite for the PRO-135 scanner.
ISC lets you encrypt & decrypt text and files of any type up to 4GB
Open Source TypeItIn Program
Retrieve location and to send it as a SMS with a single click.