Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
41
StarTrinity
180
Freeware
You can test VoIP network, SIP software or hardware.
1
Interactive Intelligence
5
Freeware
SIP Proxy - survivable remote site telephony (SRST) during disaster recovery.
76
BreakPoint Software
112
Shareware
SIP Workbench is a graphical protocol analyzer and viewer.
IEC
219
Freeware
SSP is a SIP based IVR platform. It is easy to manipulate.
32
ageet Corporation
11
Commercial
The new AGEphone Desktop 2 is SIP based internet telephony softphone.
13
GosSIP
55
Freeware
The GosSIP dialer delivers SIP-based communications and services.
3
Duxoft Lite
130
Freeware
It is a SIP-based softphone, can be used to make or receive calls.
conaito Technologies
19
Shareware
Is adds quickly SIP based dial in your software applications.
2
Avaya
103
Demo
It enables you to make voice and video phone calls using SIP-based standards.
8
PortSIP Solutions, Inc.
221
Shareware
PortGo Professional is a SIP-based phone for Windows desktop.
23
Yasin KAPLAN
7
Shareware
TekIVR is a SIP Interactive Voice System (IVR) runs under Windows.
44
StarTrinity.com
11
Freeware
SIP VoIP Softswitch with billing for VoIP wholesale, GSM termination, IVR, PBX.