1
SIP Communicator
116
Open source
SIP Communicator - the Java VoIP and Instant Messaging client.
samtec gmbh
501
Freeware
It offers the MVCI DPDU API according to ISO22900-2 as a standardized interface.
76
BreakPoint Software
112
Shareware
SIP Workbench is a graphical protocol analyzer and viewer.
3CX Ltd
30
Freeware
It can simplify Firewall configuration at both the remote and the PBX location.
15
Linphone
2,606
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
3
Duxoft Lite
130
Freeware
It is a SIP-based softphone, can be used to make or receive calls.
TortoiseSVN.net
13
Open source
svnprotocolhandler a asynchronous protocol handler for the svn:// protocol .
Citeknet
2
Freeware
Designed as a protocol handler, this add-in gives Windows Desktop Search.
Richard GAYRAUD, Olivier JACQUES
254
Open source
Sipp is a performance testing tool for the SIP protocol.
53
ProfInfoTech
4
Shareware
New generation phone system working in IP-networks using SIP protocol.
3
iaxtalk.com
33
Freeware
sipLite softphone is a free softphone which works with SIP protocol.
5
Innovative Systems of Communication LLC
32
Freeware
Flaphone™ is a SIP (Session Initiation Protocol) compatible web softphone...
Yasin KAPLAN
5
Shareware
TekFax is a SIP (Session Initiation Protocol) fax receiver server.
Microsoft Corporation
8
Freeware
It can be used for creating server-side Session Initiation Protocol (SIP) apps.
