Sip Dailer

SIPp is a free Open Source test tool / traffic generator for the SIP protocol. It includes a few basic SipStone user agent scenarios (UAC and UAS) and establishes and releases multiple calls with the INVITE and BYE methods. It can also reads custom XML scenario files describing from very simple...

ZoIPer (formerly known as Idefisk) is a SIP and IAX/IAX2 software phone, compatible with the Asterisk/CallWeaver platform and adaptive to any IP telephony system. It offers a great variety of features to cover all aspects that VoIP provides. Its great simplicity with enhanced interface brings a...

Blink Lite, is a state of the art, easy to use VoIP only SIP client. For applications beyond VoIP see Blink Pro.


Platforms: Mac

Zoiper is an intuitive contact-centric SIP, IAX and XMPP softphone, with support for chat presence and fax; can store contacts on local, or XCAP servers. Zoiper supports most voip servers and providers , uses the GSM, G.711, Speex and iLBC codecs and has built-in audio-enhancement tools for the...


Platforms: Mac

The refreshingly simple color picker for developers that instantly samples and encodes any color on your screen. Just one quick click to savor the flavor and you're set! See what’s on special with Sip below. Color coding goes down easy with Sip


Platforms: Mac

Fax Voip Softphone is a powerful and unique SIP / H.323 software telephone that lets users make phone calls, record calls, play audio files into the telephone line as well as send/receive T.38 and audio faxes from one single software application using any Voice over IP (VoIP) telephony provider....


Platforms: Windows, Windows 7, Windows Server

Kamailio (former OpenSER) is an Open Source SIP Server released under GPL, able to handle thousands of call setups per second. Among features: asynchronous TCP, UDP and SCTP, secure communication via TLS for VoIP (voice, video), SIMPLE instant messaging and presence, ENUM, least cost routing,...


Platforms: *nix

GNU Free Call is a new project to develop and deploy secure self-organized communication services worldwide for private use and for public administration. We use the open standard SIP protocol and GNU SIP Witch to create secured peer-to-peer mesh calling networks, and we welcome all participation...


Platforms: *nix

Web to SIP for all OS, all browsers. The Mizu WebPhone is a SIP standard based VoIP software for web implementing multiple engines: Native, WebRTC, Flash, Java and App. Based on the industry standard SIP protocol, it is compatible with all VOIP devices and services. It can call any other...


Platforms: Windows, Mac, *nix, Windows 8, Windows 7, Windows Server, iOS, Android, OpenVMS, Handheld, Other,BlackBerry,iPhone,iPod,Java

JVoIP is a Java VoIP SDK for developers to easily build SIP client applications or add VoIP call capabilities into any Java application. The whole library consist of a single 1 MB .jar file implementing a full features SIP client including SIP and media (RTP/RTCP with echo cancellation and...


Platforms: OS/2, Windows, Mac, *nix, Windows 8, Windows Phone, Windows 7, Windows Server, Other,Java,Netware

Fax Voip Windows Fax Service Provider (Fax Voip FSP) enables Microsoft Fax and Windows Fax and Scan, which are built right into Windows, to send and receive T.38 and audio (over G.711 codec) faxes using your VoIP (SIP or H.323) infrastructure. Windows Fax Service and Windows Fax and Scan...


Platforms: Windows 7, Windows, Windows Server, Other

(1) PXO is the perfect softphone for RTC (2) PXO is very flexible with hundreds of configurable features (3) PXO is ideal for SIP and RTP feature testing (4) PXO supports over 25 speech and audio codecs (G.711, MuLaw, G.711, ALaw, G.726, G.723.1, G.729A, GSM6.10, AMR, G.728, G.722, iLBC, Speex,...


Platforms: Windows, Windows 7, Windows Server, Other

DEVELOP A WEBPHONE Develop SIP (Session Initiation Protocol) and WebRTC based webphone with your own GUI and brand very easily. COMPLETE WEBRTC BASED WEBPHONE DEVELOPMENT SOLUTION VaxVoIP WebPhone SDK is your complete solution for building a WebRTC based WebPhone. With sample codes, a...


Platforms: Windows, Windows 8, Windows 7, Windows Server

Fax Voip T.38 Console allows you to send and receive T.38 and audio (over G.711 codec) faxes and send audio messages using any Voice over IP (VoIP) telephony provider (SIP or H.323). This solution does not require installation of any other third-party fax voice software. Multiple SIP...


Platforms: Windows 7, Windows, Windows Server, Other

Fax and Answering Machine for your SIP/H.323/ISDN CAPI 2.0 line. Voice Fax Modem for your Fax & Voice software. Multiple SIP Registrations. Call Routing. Mail to Fax. Incoming and Outgoing Fax Routing: E-mail, Store in Folder, Print, Custom Routing. From the perspective of your fax or voice...


Platforms: Windows 7, Windows, Windows Server, Other

Enable your employees call each other for free with OfficeSIP Server. Multi-office and trans-national corporations pay thousands of dollars for long-distance calls every month even after considerate savings made possible with IP telephony. Voice over IP is great for saving money on...


Platforms: Windows

Monitoring The Web is a simple, effective and useful web based service that allows to monitor accessibility and functioning of internet resources like Web sites, VoIP and FTP servers. By using diagnostic requests via the protocols HTTP, FTP, PING, and SIP, this utility continuously monitors...


Platforms: Windows, *nix, Windows CE

Vphonet lets you make FREE calls over a broadband connection to other Vphonet users all the time. There is no commitments, no credit card needed, and no need to pay for anything unless you decide to upgrade to Plan, or order one of services. Vphonet is a Free Internet Phone. Enables also video...


Platforms: Windows, Windows Vista

COLLANOS PHONE Collanos Phone is a software-only Voice over Internet Protocol (VoIP) phone and a multi-protocol instant messenger combined in one application. The main features include placing audio & video calls and sending instant messages, including transparently to existing Jabber, MSN,...


Platforms: Mac

Windows network fax software allows you to send and receive faxes by using public phone lines or via SIP trunk. All incoming faxes can be printed, emailed to your mail box or outlook-like Joyfax client automatically. Outgoing fax jobs are submitted to the server from clients running on...


Platforms: Windows, Windows 7