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Free Open Source BSD Telephony Software

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Telephony Software

  • Delphi 10.2 Tokyo Starter Icon
    Delphi 10.2 Tokyo Starter Icon

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  • VoIP monitor Icon

    VoIP monitor

    VoIP SIP and SKINNY quality analyzer and packet / audio recording tool

    VoIPmonitor is open source network packet sniffer with commercial frontend for SIP SKINNY MGCP RTP and RTCP VoIP protocols running on linux. VoIPmonitor is designed to analyze quality of VoIP call based on network parameters - delay variation and packet loss according to ITU-T G.107 E-model which predicts quality on MOS scale. Calls with all relevant statistics are saved to MySQL or ODBC database. Optionally each call can be saved to pcap file with either only SIP / SKINNY protocol or SIP/RTP/RTCP/T.38/udptl protocols. VoIPmonitor can also decode audio.

  • sipp

    Sipp is a performance testing tool for the SIP protocol. Its main features are basic SIPStone scenarios, TCP/UDP transport, customizable (XML-based) scenarios, dynamic adjustment of call-rate and a comprehensive set of real-time statistics.

  • libsrtp

    The libSRTP project has been moved to https://github.com/cisco/libsrtp

  • STUN Client and Server

    This project implements a simple STUN server and client on Windows, Linux, and Solaris. The STUN protocol (Simple Traversal of UDP through NATs) is described in the IETF RFC 3489, available at http://www.ietf.org/rfc/rfc3489.txt

  • Seagull

    Seagull is a multi-protocol traffic generator. Especially targeted towards IMS, Seagull supports Diameter (RFC3588 and all applications) over TCP/SCTP and IPv4/IPv6 , TCAP (over SS7 or Sigtran), XCAP over HTTP and Radius.

  • Multi-vendor storage monitoring simplified Icon
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    Monitor your multi-vendor storage to help ensure your applications get the performance & capacity they need with SolarWinds® Storage Resource Monitor.

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  • Gammu Icon

    Gammu

    Cellular manager for mobile phones/modems

    Gammu is a cellular manager for mobile phones/modems. It contains libraries and functions for ringtones,logos,phonebook,SMS,etc. (used by external software), a command line version (with backup/restore) and SMS gateway (with MySQL and PostgreSQL supp

  • Open SS7

    An open implementation of the SS7 core protocols, MTP, SCCP, ISUP, and TCAP.

    Downloads: 339 This Week Last Update: See Project
  • siproxd - SIP proxy/masquerading daemon

    Siproxd is a proxy/masquerading daemon for the SIP protocol. It allows SIP clients (softphones & hardphones) to work behind an IP masquerading firewall or router.

  • OpenSIPS/OpenSER-a versatile SIP Server Icon

    OpenSIPS/OpenSER-a versatile SIP Server

    OpenSIPS (former OpenSER) is an GPL implementation of a multi-functionality SIP Server that targets to deliver a high-level technical solution (performance, security and quality) to be used in professional SIP server platforms. IMPORTANT: this is no longer the main hosting for the project. This was moved on GITHUB - https://github.com/OpenSIPS/opensips

  • Kiax - an IAX Softphone

    Kiax is a softphone (soft phone, VoIP client) with a simple and comfortable user interface for making VoIP calls to Asterisk PBX. It depends on the iaxclient library to use Asterisk's IAX2 protocol for easy call configuration and audio setup.

  • Identify and respond to threats before damage is done Icon
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  • Chan-SCCP channel driver for Asterisk Icon

    Chan-SCCP channel driver for Asterisk

    Replacement for the SCCP channel driver in Asterisk. Extended features include Shared Lines, Presence / BLF, customizable Feature Buttons, and Custom Device State. Visit our discussion mailing list for help and join us as a developer if you like.

  • phpagi

    PHPAGI is a PHP Class for writing AGI applications for use with the open source Asterisk PBX software.

  • pcapsipdump

    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). Getting started: http://pcapsipdump.sf.net/

  • Kalkun Icon

    Kalkun

    Kalkun is a simple web-based SMS (Short Message Service) management, it use gammu-smsd (part of gammu family) as SMS gateway engine to deliver and retrieve messages from your phone/modem.

  • OpenH323

    This project has been superseded by OpalVoip (https://sourceforge.net/projects/opalvoip/) and H323Plus (https://sourceforge.net/projects/h323plus/) The OpenH323 project provides full featured, interoperable, Open Source implementation of the ITU H.323 teleconferencing protocol that can be used by personal developers and commercial users without charge.

  • pyst: Python for Asterisk

    Pyst consists of a set of interfaces and libraries to allow programming of Asterisk from python. The library currently supports AGI, AMI, and the parsing of Asterisk configuration files. The library also includes debugging facilities for AGI. 2014-04-17: Moved the version control to GIT. To check out see the tab "Code". Note that the whole history including ancient CVS, then some time in monotone, then subversion was united into one GIT repository thanks to ESR's reposurgeon. 2013-05-29: Maintainers of github fork "pyst2" contacted to join forces. Note that the last release here fixes the same bug as on github, otherwise github version seems to only contain cosmetic changes and examples. 2012-07-06: An offer to maintain the project has been received. 2012-01-29: There have been two or three forks that are being maintained. This is now just history unless someone cares to take up maintenance here.

  • Coccinella

    Coccinella is a free and open-source cross-platform communication tool with a built-in whiteboard for improved collaboration with other people.

  • ICTFax

    Note: for binaries and installation instruction please visit official website. http://ictfax.org/ ICTFAX is multi-user, web based business solution with advance billing capabilities featuring duration as well as per unite billing , ICTFAX features email to fax, web to fax , fax to email, supports G.711, PSTN and T.38 origination and termination.

  • AppKonference

    AppKonference , a high-performance Asterisk conferencing module, is a fork of AppConference focused on voice.

  • The Linux-IrDA Project

    Welcome to the Linux-IrDA project. The overall goal of this project is to make an implementation of the IrDA (tm) standards specifications for the Linux kernel. The code is licensed under the GNU Public licence (GPL) and is now included in Linux-2.2.

    Downloads: 88 This Week Last Update: See Project
  • Stuntman - STUN server and client Icon

    Stuntman - STUN server and client

    High performance, production quality STUN server and client library

    New version 1.2. This is the code to STUNTMAN - an open source STUN server and client code by john selbie. Compliant with the latest RFCs including 5389, 5769, and 5780. Also includes backwards compatibility for RFC 3489. ICE and WebRTC ready. Version 1.2 compiles on Linux, MacOS, BSD, and Solaris. Supports the STUN protocol on both UDP and TCP for both IPv4 and IPv6. Windows binaries are also provided. Additional features are in development. This is a mirror of the code on https://github.com/jselbie/stunserver More details on the project's website: http://www.stunprotocol.org

    Downloads: 83 This Week Last Update: See Project
  • The ASN.1 Compiler

    Go to github.com/vlm/asn1c for the latest version.

    This ASN.1 compiler turns ASN.1 specifications into C code. The asn1c is shipped together with conformant BER/DER/XER/PER codecs. The X.509, GSM TAP3, MEGACO, RRC and LDAP encoding and decoding examples are part of the source code distribution. NOTE: THE asn1c PROJECT HAS LARGELY MOVED TO GITHUB: http://github.com/vlm/asn1c

  • GNU Gatekeeper (GnuGk) Icon

    GNU Gatekeeper (GnuGk)

    H.323 Gatekeeper for VoIP and videconferencing

    The project has moved! Please find current versions at https://www.gnugk.org/ The GNU Gatekeeper (GnuGk) is a full featured H.323 gatekeeper under GPL license. It supports VoIP and videoconferencing and includes Radius and database support and many call routing functions. The project has moved! Please find current versions at https://www.gnugk.org/

  • TurnServer

    TurnServer is a implementation of Traversal Using Relay around NAT (TURN) protocol. This protocol allows a client to obtain IP addresses and ports from such a relay.

  • SMS Viewer

    A fully perl written sofware for windows (also stand alone binary code included, so it does not require perl installation to use it) to receive short messages (SMS) sent by mobilephone.

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