6
NoNoTalk
37
Freeware
NoNo Talk provides international, long distance and local PC 2 Phone calls.
55
Mizutech S.R.L
4
Freeware
Reliable VoIP server for enterprise usage.
2
Null Team Impex SRL
331
Open source
Yate is free and open source communications software.
-=MaGGuS=-
152
Freeware
Voice and Video Internet/Lan Chat client based on H323 protocol.
6
Solution4VOIP LLC
43
Commercial
VoipSwitch is a useful business platform software.
18
NWPS, Inc.
11
Freeware
ENUMresolver works on Windows 2008/Vista/XP/2003/2000.