Applied Voice & Speech Technologies, Inc. (AVST) - http://www.avst.com
Applied Voice and Speech Technologies, Inc. (AVST) offers SIP integrations to its flagship CallXpress unified communications platform. |
BaseVoice - http://www.basevoice.com
Commercial software development company that produces PBX, router, proxy and application server software. |
Brekeke Software, Inc. - http://www.brekeke.com/
VoIP telephony server software manufacturer. Includes product information, free download trials, and details of the support available. |
http://openser.org/ - http://openser.org/
A branch of the SIP Express Router project, offering an open-source SIP server. |
http://www.3cx.com - http://www.3cx.com
Developers of IP PBX software for Windows. |