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OpenSIPS is an Open Source SIP proxy/server for voice, video, IM, presence and any other SIP extensions. OpenSIPS is a multi-functional, multi-purpose ... Login|Register About Downloads Documentation Community Development Training »OpenSIPSSummit2022-19May202227th-30thofSept,Athens,Greece,in-personandonline,CallforPapersandRegistrationopen! »BetareleaseforOpenSIPS3.3-18May2022Thenewmajor3.3versionisready,bringingMSRP,ContactCenter,TCPtuning,Status/Reportingandmorerelayingcapabilities.   OpenSIPSisanOpenSourceSIPproxy/serverforvoice,video,IM,presenceandanyotherSIPextensions. OpenSIPSisamulti-functional,multi-purposesignalingSIPserverusedbycarriers,telecomsorITSPsforsolutionslikeClass4/5ResidentialPlatforms,Trunking/Wholesale,Enterprise/VirtualPBXSolutions,SessionBorderControllers,ApplicationServers,Front-EndLoadBalancers,IMSPlatforms,CallCenters,andmanyothers-seethefullSetofFeatures. OpenSIPSisrecommendedforanykindofSIPscenario/serviceby: thehighthroughput-tensofthousandsofCPS,millionsof‏simultaneouscalls(seeofficialtests) theflexibilityofroutingandintegration-routingscriptforimplementingcustomroutinglogics,severalinterfacingAPIs(seetheManual) theeffectiveapplicationbuilding-morethan120modulestoprovidefeatures,forSIPhandling,forbackendoperations,forintegration,forroutinglogics(seeListofModules) OpenSIPS3.2releasewassubjectofasecurityaudit,makingeverythingsaferandmoresecureforeverybody. »DownloadOpenSIPS  3.3.0-betarelease3.2.6-stableLTSrelease3.1.9-stableLTSrelease »OpenSIPSBlog  StayconnectedtotheOpenSIPSprojectviaourofficialblog »Donate  SupportOpenSIPSbymakingadonationtotheproject. »VoIPAccount  FreeVoIPServicebyOpenSIPSLoginorSubscribe LatestNews... UsingtheDiameterClientCapabilityofOpenSIPS3.32ndofJune2022 Theabilitytobuild&sendarbitraryDiameterrequestsfromscriptisfinallyhere! Readmore... TheMSRPeco-systeminOpenSIPS3.330thofMay2022 AsOpenSIPS3.3focusedonmessaging,mainlyonMSRP/sessionbasedmessaging,hereisadetailedwalkthrutheentireMSRPstackinOpenSIPS3.3anditscapabilities,fromrelaying,toAPIsandgatewaying! Readmore... OpenSIPSSecurityAudit-missionaccomplished28thofApril2022 Alotoffuzzing,testingandofcoursefixing.EverythingjusttomakeOpenSIPSmoresecure! Readmore... Fine-GrainedTCPConfigurationUsingthe"tcp_mgm"Module20thofApril2022 OpenSIPS3.3bringsfullcontroloverTCPconnectionsalongwithTCPthroughputenhancements! Readmore... OpenSIPSControlPanelv9–interimupdate14thofApril2022 AnewmajorreleasewithDBbasedconfiguration,pertoolsettings,newchartingengineandmore! Readmore... OpenSIPS3.3–interimupdate06thofApril2022 Learnwhatwasalreadydone,whatislefttobedoneandwhenthe3.3majorreleasewillbeready! Readmore... ManagingRCSCapabilitieswithOpenSIPS31thofMarch2022 MakingOpenSIPS3.3RCSready-let’stakealookatsomesampleRCS-enrichedSIPmessagesandwhatthoselistsofRCScapabilitieslooklike? Readmore... Releases... Betarelease:OpenSIPS3.3.018thofMay2022 OpenSIPS3.3hasjustgothisbetarelease!Readmore... Minorreleases:OpenSIPS3.2.6and3.1.922ndofApril2022 TwonewminorversionsofourstableLTSreleasesareout!Readmore... Minorreleases:OpenSIPS3.2.5and3.1.823rdofFebruary2022 TwonewminorversionsofourstableLTSreleasesareout!Readmore... Minorreleases:OpenSIPS3.2.4and3.1.722ndofDecember2021 TwonewminorversionsofourstableLTSreleasesareout!Readmore... Minorreleases:OpenSIPS3.2.3and3.1.620thofOctober2021 TwonewminorreleasesareavailableforallsupportedOpenSIPSbranches!Readmore... Minorreleases:OpenSIPS3.2.2and3.1.519thofAugust2021 TwonewminorreleasesareavailableforallsupportedOpenSIPSbranches!Readmore... Edit| History| Print| RecentChanges| Search PagelastmodifiedonJune02,2022,at04:55PM