76
BreakPoint Software
112
Shareware
SIP Workbench is a graphical protocol analyzer and viewer.
23
Circuit Diagram
2,205
Open source
It helps you make electronic circuit diagrams and export them as images.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
2
EDrawSoft
697
Shareware
Create diagrams in a manual mode or using free templates.
13
NCH Software
11,227
Shareware
ClickCharts Flowchart Pro Edition allows you to create visual representations.
93
Nevron Software LLC
2
Shareware
Nevron Diagram Designer is a freeware diagram editor.
63
KaplanSoft
60
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.
25
Moeller Software
259
Shareware
EASY-SOFT is a graphic editor for representation of the circuit diagram.
2
Anton Raharja
11
Open source
This software enables voice, video and IM sessions based on XMPP, SIP and IAX2.
12
Net2Phone Inc.
770
Freeware
Net2Phone SIP Dialer lets you make phone calls using your computer.
ModelCreator Software
7
Shareware
It is a price-competitive and productive ER-Diagram tool for data modeling.