List of SIP software
The following lists of SIP software documents notable software applications which use SIP as a voice over IP (VoIP) protocol.
SIP servers
Free and open source
- Asterisk
- Cipango SipServlets 1.1 application server
- FreeSWITCH
- Kamailio, new name of OpenSER
- Mobicents Platform (JSLEE[2] 1.0 compliant and Sip Servlets 1.1 compliant application server )
- Mysipswitch
- OpenSIPS
- SailFin
- SIP Express Router (SER)
- sipX
- YXA A SIP server based on Erlang
Proprietary license
- 3CX Phone System 3CX Phone System for Windows.
- Aastra Aastra 5000, Aastra 800, MX-ONE.
- Alcatel-Lucent 5020 Call Session Controller
- Aricent SIP UA stack, B2BUA, Proxy
- Avaya Application Server 5300 (AS5300) - JITC Certified ASSIP VoIP
- Avaya Communication Manager SIP Enablement Services
- BEA Systems WebLogic SIP Server
- Cisco SIP Proxy Server | CUBE (Cisco unified border element)
- Comverse Technology softswitch, media applications, SIP registrars
- Interactive Intelligence CIC (Customer Interaction Center), SIP Proxy, Media Server
- Iskratel SI3000 CS softswitch, signaling media gateways, application servers
- MERA Systems VoIP softswitches with sbc, H.323/SIP proxy
- NEC SV7000 Back-to-Back User Agent SIP PBX
- NEC UNIVERGE Sphericall Communications Services Platform
- Nortel SCS500
- Nortel SIP Multimedia Communication Server 5200
- Nuxiba Centerware Suite
- pbxnsip IP PBX for small to medium sized organizations which runs on Windows, Linux, FreeBSD & Mac OS
- TANDBERG Video Communication Server - SIP application server, media server and H.323 gateway
- Unison Unified communications software
- 3Com VCX IP Telephony Module: Back-to-Back User Agent SIP PBX
- Objectworld UC Server
- OpenCloud Rhino Application Server
- Oracle Multimedia communication Engine (M2CE)
- Microsoft Office Communications Server 2007 (R2 Version since February 2009)
- RADVision SIP Server Platform source-code B2BUA, Presence,...
- Revation LinkLive SIP Unified Communications Server
- Siemens OpenScape Voice, Hipath 8000 SIP softswitch, mediaserver,... (SIP)
- Sun Microsystems Sun GlassFish Communication Server
- Tadiran Telecom coral Ipx family & Coral Sea softswitch
- CommuniGate Pro Virtualized PBX for IP Centrex hosting, Voicemail services and self-care,...
- Interactive Intelligence Windows Based IP PBX for small, medium and Enterprise organizations.
- Zultys MX250/MX30 IP PBXs for the SMB and Enterprise
SIP clients
Free and/or open source software
- Blink, a state of the art, easy to use SIP client featuring IM, File Transfer and Desktop Sharing for MacOSX, Windows and Linux, GPL
- Ekiga, formerly known as GnomeMeeting, GPL
- Empathy, using GTK+ libraries and Telepathy framework, GPL
- KPhone, using Qt libraries, GPL. Runs on Linux.
- Linphone, with a core/UI separation, the GUI is using GTK+ libraries. It runs on PCs (linux, windows), MacOSX and mobile phones (Android, Iphone).
- PhoneGaim, based on Pidgin. Does not work with new accounts after Google acquired Gizmo5.
- QuteCom, formerly known as OpenWengo, using Qt libraries, GPL
- SFLphone, with GTK+ GUI, GPL, also supports IAX2 protocol
- SIP Communicator, the Java VoIP and Instant Messaging client, runs on Windows, Linux and Mac OS X, LGPL
- Telephone, Mac OS X softphone written in Cocoa/Objective-C
- Twinkle, using Qt libraries, GPL
Proprietary license
- OfficeSIP Messenger, for Windows
- Revation Communicator, for Windows
- SightSpeed for Windows and Mac OS X. G.711, iLBC, Speex and H.263 codecs
- Windows Messenger versions 4 and 5 (not to be confused with Windows Live Messenger or MSN Messenger which do not support SIP)
- X-Lite and Bria from Counterpath for Windows and Mac OS X; note that the free linux version is quite old (2.0) and libstdc++.so.5 is needed on newer versions of linux too
Mobile SIP clients
Free and open source software
Proprietary license
- Fring for Linux, Java ME, Symbian OS, Windows Mobile, Android OS and iPhone.
SIP test tools
- Mu Dynamics: Commercial SIP-VoIP, RTSP-IPTV Triple Play service assurance platform.
- Codenomicon Defensics: Commercial test automation framework.
SIP-capable firewalls
- Check Point's VPN-1 firewalls include complete SIP support for multiple vendors
- Intertex SIP Transparent Routers, Firewalls and ADSL modems - For broadband deployments and the SOHO market
- Ingate SIP Transparent Enterprise Firewalls and SIParators - Enabling global SIP communication on the enterprise LAN
- Cisco PIX/ASA firewalls include complete SIP support
- The firewall feature in Cisco IOS includes complete SIP support
- Secure Computing's SnapGear firewall includes the siproxd SIP proxy
- Secure Computing's Sidewinder 7 firewall includes a SIP proxy
- SonicWall Supports SIP
- D-Link Firewall DFL-210/260/800/860/1600/2500 Supports SIP (SIP-ALG) with firmware 2.20.01.05 and above
- ZyXEL ZyWALL P1, 2Plus, 5 UTM, 35 UTM, 70 UTM, 1050, USG 100, USG 200, USG 300, USG 1000 supports SIP-ALG
- Fortinet All FortiGates running v280/v300 Builds
- Linux Netfilter's SIP conntrack helper fully understands SIP and can classify (for QOS) and NAT all related traffic.
- PfSense FreeBSD based PfSense Firewall has QoS that properly tags voip traffic and a sip proxy package that is available for NATed endpoints.
- Juniper Netscreen and SRX firewalls include complete SIP Application Layer Gateway support.