TRx is a personal Mac phone recording program to record telephone conversations from your Macintosh computer. TRx lets you manually record telephone calls on a phone line connected to the voice modem (or other telephony card) of your mac computer.
Express Talk is software that works like a telephone to let you make calls on your Mac OS X. With Express Talk you can call anyone on the internet who has installed Express Talk (or any other SIP voip softphone). Calls are free.
IVM is a telephone answering machine, voice mail, phone attendant and interactive voice response (ivr) program for Windows computers with voice modems or professional telephony line devices.
COMIREL released full functional TAPI Service Provider for 2 SNOM VoIP phones. Features: Make call - Answer call - Call termination - Swap hold calls - Hold - Unhold - 3rd party conference - Consultations ? Interconnection - Forwarding by condition