2
Heiko Sommerfeldt
903
Freeware
Enables voice connections to landline , cellular network and VoIP.
1
FaxVoip Software
4
Shareware
Fax and Answering Machine for your SIP/H.323/ISDN CAPI 2.0 line.
1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
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.
BreakPoint Software
112
Shareware
SIP Workbench is a graphical protocol analyzer and viewer.
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.
2
Shamrock Software GmbH
56
Freeware
It is a terminal program for Telnet (TCP/IP), ISDN (CAPI) and modems (RS232).
Sawtooth Software, Inc.
53
Freeware
With SMRT, you can create attractive Windows-based CAPI interviews.
Funkwerk Enterprise Communications GmbH
5
Freeware
funkwerk LAN-CAPI is a software which configure a PBX product.
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.
