Softphone Sip

A freeware program designed to query DNS for the ENUM NAPTR mapping between a telephone number and a SIP, H323, IAX2 or other URI. Use with VOIP systems to check your e.164 or freenum or other mappings. This program queries each DNS assigned to your system (or specifc user defined DNS) using the...

Mizu VoIP Server is an all in one enterprise grade softswitch solution with support to SIP and H.323. All Class5 features including sophisticated routing, access rules, CDR record generation, billing and accounting and offers full compatibility with your SIP infrastructure. Highlights:...

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...


Platforms: Windows

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

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

Firefly offers users free voice mail, pc to pc calling and instant messaging. Totally free from advertising, spam and the parental worries associated with most other internet communication tools. Firefly offers users free voice mail, pc to pc calling and instant messaging.Totally free...


Platforms: Windows

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

IDEFISK Free Edition is a user-friendly IAX2 softphone for the Asterisk platform, gaining more and more interest all over the world. IDEFISK Free Edition is available for Windows, Linux and Mac. This softphone will give you a very comfortable and high-quality VoIP calling experience. Find out the...


Platforms: Windows, Mac, *nix

Evolve your communications with 3CX Phone System for Windows - an office phone system/IP PBX that completely replaces your proprietary PBX, supports standard SIP soft/hard phones, VOIP services and traditional PSTN phone lines. 3CX Phone System can reduce call costs substantially by using a VOIP...


Platforms: Windows

TekSIP is a SIP Registrar-type proxy without status, designed specifically for Windows systems. For each SIP point, TekSIP tells you its corresponding IP address, the port, the date and time.TekSIP is a completely free tool that only needs half a megabyte of space. It works with both Windows XP...


Platforms: Windows

SipExchange is an open-source softswitch that provides standard SIP services like registration, presence and proxy. Using the SipExchange application, service providers can offer telephone services to their subscribers as well as other services based on voice, video and instant messaging....


Platforms: *nix

pcapsipdump is libpcap-based SIP sniffer with per-call sorting capabilities. It writes SIP/RTP sessions to disk in a same format, as "tcpdump -w", but one file per SIP session (even if there is thousands of concurrent SIP sessions).


Platforms: *nix

SipUnit provides a test environment geared toward unit testing SIP applications. SipUnit project extends the JUnit test framework to incorporate SIP-specific assertions, and it provides a high-level API for performing the SIP operations needed to interact with or invoke a test target. A test...


Platforms: *nix

PJSIP and PJMEDIA is the Open Source, high performance, small footprint SIP and media stack written in C language. It has many SIP and media features such as a layered API, dialog usages, high level invite session abstraction, an event framework, SIP presence/SIMPLE, instant messaging,...


Platforms: *nix

Oreka is a modular and cross-platform system for recording and retrieval of audio streams. Oreka project currently supports VoIP SIP and sound device based capture. Recordings metadata can be stored in any mainstream database. Retrieval of captured sessions is web based..


Platforms: *nix

astGUIclient is a GUI client application for the Asterisk open-source PBX. This is a suite of programs that are designed to interact with the Asterisk Open-Source PBX Phone system at a client computer level to extend the functionality of your phone and system. The suite of software is...


Platforms: *nix