2
EDrawSoft
694
Shareware
Create diagrams in a manual mode or using free templates.
41
StarTrinity
177
Freeware
You can test VoIP network, SIP software or hardware.
66
MindFusion
7
Shareware
It's the ideal programming tool for drawing all types of workflow processes.
BreakPoint Software
112
Shareware
SIP Workbench is a graphical protocol analyzer and viewer.
8
Pacestar Software
1,069
Shareware
Creates activity diagrams, class and object diagrams and communication diagrams.
4
Cay S. Horstmann
412
Freeware
Violet is a UML editor, very easy to learn and use, draws nice-looking diagrams.
IEC
220
Freeware
SSP is a SIP based IVR platform. It is easy to manipulate.
23
Yasin KAPLAN
7
Shareware
TekIVR is a SIP Interactive Voice System (IVR) runs under Windows.
StarTrinity.com
11
Freeware
SIP VoIP Softswitch with billing for VoIP wholesale, GSM termination, IVR, PBX.
93
Nevron Software LLC
2
Shareware
Nevron Diagram Designer is a freeware diagram editor.
63
KaplanSoft
58
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
1
tmssoftware
25
Shareware
TMS Diagram Studio can add diagram and flowchart capabilities to your app.
6
Farshad Barahimi
205
Open source
Diagram Ring is an open source advanced diagram editor.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
Magnus Wang
19
Freeware
Sequence analysis tool, pattern recognition, and sequence statistics.
