1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
22
Calendar Project
1,610
Freeware
Mozilla Sunbird is a cross-platform calendar application.
16
Mozilla Foundation
63
Freeware
It's a simple in use component which can add to Windows Mozilla search engine.
Abto, LLC
Shareware
VoIP SIP SDK provides a powerful and highly customizable solution.
1
Interactive Intelligence
5
Freeware
SIP Proxy - survivable remote site telephony (SRST) during disaster recovery.
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.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
36
Jose Antonio Diaz Jimenez
1,046
Open source
Mozilla Firefox Ultimate is a modified and optimized version of Mozilla Firefox.
1
Utilu.com
Freeware
Utilu Silent Setup for Mozilla Firefox downloads and installs Mozilla Firefox.
2
Anton Raharja
11
Open source
This software enables voice, video and IM sessions based on XMPP, SIP and IAX2.
12
Net2Phone Inc.
769
Freeware
Net2Phone SIP Dialer lets you make phone calls using your computer.
2
Billion Online Technology Ltd.
24
Freeware
BOL SIPPhone is the leading SIP dialer, available for private label and logo.
2
Finarea S.A. Switzerland
239
Freeware
Enter your settings in SIP-device and call at the lowest rates available.
3
Octro, Inc.
62
Shareware
OctroTalk is an integrated instant messaging application VoIP call, SIP call etc.
