Browse free open source C++ Telephony Software and projects below. Use the toggles on the left to filter open source C++ Telephony Software by OS, license, language, programming language, and project status.

  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
    Try it Free
  • 1
    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.
    Leader badge
    Downloads: 104 This Week
    Last Update:
    See Project
  • 2
    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.
    Downloads: 44 This Week
    Last Update:
    See Project
  • 3
    The Open VXI VoiceXML interpreter is a portable open source library that interprets the VoiceXML dialog markup language. It is designed to serve as a reference for parties interested in understanding how VoiceXML markup might be executed.
    Leader badge
    Downloads: 19 This Week
    Last Update:
    See Project
  • 4

    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
    Downloads: 3 This Week
    Last Update:
    See Project
  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
    Download Free Tool
  • 5
    Downloads: 4 This Week
    Last Update:
    See Project
  • 6
    A command line SIP/H323 softphone capable of sending and receiving audio files as well as sending out of band DTMF digits. Supports a BNF format configuration language for scripting call scenarios. Useful for example system testing.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 7
    GNU Telephony

    GNU Telephony

    GNU Telephony Services and Applications

    GNU Telephony intends anyone to use free as in freedom software for telephony, and to do real-time collaboration freely and privately over the Internet, with the freedom to do so on any platform they choose to use.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    nanoagi

    nanoagi

    Microscopic AGI framework.

    Asterisk Gateway Interface often used when it is necessary to build complex IVR system. Nanoagi will help to do it.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    Bayonne is supported from Savanna.gnu.org. Please visit there. Sourceforge is generally depreciated except for mailing lists, but updated releases will be posted here from time to time.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Grafana: The open and composable observability platform Icon
    Grafana: The open and composable observability platform

    Faster answers, predictable costs, and no lock-in built by the team helping to make observability accessible to anyone.

    Grafana is the open source analytics & monitoring solution for every database.
    Learn More
  • 10
    BladeWareVXML is a portable VoiceXML 2.1 interpreter that is an enhanced version (performance, usability and integration) of OpenVXI. A commercial version, with documentation, sample code, and support options, is available from the Commetrex Website.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    A C++ framework utilizing Design Patterns for creating Linux and Windows communications applications that contain Dialogic® products. Includes media and network classes (analog, digital, SIP, H323), multithreaded event handling, distributed app support.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Asterisk Manage API and FAGI C++ Framework. Implemented with high efficient OS independent Sockets wrapper (ACE). Provide C++ API wrappers for Asterisk Manager API and FAGI. A Manage API relay(proxy) server and a FAGI socket server will be implemented.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Campus Ubicuo es un proyecto que se basa en el uso de los nuevos dispositivos portátiles para ofrecer a los usuarios movilidad en un Campus por medio de servicios telemáticos avanzados sobre tecnologías inalámbricas implementados con Sw Libre
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    OpenGL to ES realtime translator with extra profiling and debugging capabilities. It translates OpenGL calls into OpenGL ES and forwards them to the underlying OpenGL ES implementation DLL. Can also wrap on the standard OpenGL impl with ES simulation.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    DialogPalette is a visual, integrated design environment for the creation of telephony applications running on the Asterisk Open Source PBX.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    It's new technology for Development Personal Creation/Customization Services , based on XML standard and DAFSM (Finite State Machine Theory) , using multiple call control protocols.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    java telephony API, Dialogic's hardware support, telephony application IDE, mutlichannel telephony applications Server
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Java version of Dialogic's SwitchKit API. This API is actually a more "Java Centric" API, with listeners, filters, and a very extensible and modular framework that finally uses JNI to access the native libraries provided by Dialogic.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    The open-source C++ implementation of the Open Mobile Alliance (OMA) specification - Mobile Location Protocol (MLP).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    ODINI
    The On-Demand Intelligent Network Interface (ODINI) is a solution to interconnect mobile and fixed networks for mission-critical communications. The objective of this project is to support the ODINI ecosystem with an open-source middleware library.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    rtusd is a foundation set of real time enabled User Space Devices/Drivers designed to link to HRT high resolution Timer controlled POSIX threads and link re-factored Linux hdw drivers for 2.6.18+. rtusd propogates Linux RT to user space generically.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    SMSDecoder is a command line tool for decoding binary SMS (Short Message Service) messages, described in standard GSM 3.40 and 3.38.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    SRPP: A library to implement SRPP (Secure Real-time Padding protocol) support. It is aimed at providing application-level packet padding for VoIP traffic, so as to thwart traffic analysis attacks on VoIP calls.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    An open source software project delivering converged voice and data applications. The StarPound platform enables you to rapidly develop voice and data solutions using the power of business process modeling. More info: http://www.starpound.org.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Time of day service over telephone using Voicent Gateway, a VoiceXML gateway that specially designed for voice modems. A Free version is available for download at http://www.voicent.com/download. Sample code for interactive telephony applications.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next