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    16 repositories

    • rnnoise

      Public
      Recurrent neural network for audio noise reduction
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •948•0•0•0•Updated May 20, 2025May 20, 2025

    • libhdsp

      Public
      Handy DSP routines
      dspvideo-processingrnnfilteringupsamplingaudio-processinglowpassdenoisingdownsamplingrnnoise
      C
      •
      MIT License
      •0•0•0•0•Updated May 18, 2025May 18, 2025

    • freeswitch

      Public
      FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a versatile software implementation that runs on any commodity hardware. From a Raspberry PI to a multi-core server, FreeSWITCH can unlock the telecommunications potential of any device.
      C
      •
      Other
      •1.5k•0•0•0•Updated Jan 8, 2025Jan 8, 2025

    • janus-gateway

      Public
      Janus WebRTC Server
      C
      •
      GNU General Public License v3.0
      •2.5k•0•0•0•Updated Jan 12, 2024Jan 12, 2024

    • kamailio

      Public
      Kamailio - The Open Source SIP Server for large VoIP and real-time communication platforms -
      C
      •
      Other
      •999•0•0•0•Updated Oct 30, 2023Oct 30, 2023

    • libmusic_m

      Public
      Signal space decomposition in MATLAB (MUSIC, Pisarenko, EV, Minimum Norm)
      audiomusicfrequencydtmfsignal-processingdspvideo-processingvoipeigenvectorsspectral-analysis
      MATLAB
      •
      MIT License
      •0•9•0•0•Updated Oct 30, 2023Oct 30, 2023

    • libmusic

      Public
      Fast superresolution frequency detection using MUSIC algorithm
      audiomusicfrequencydtmfdspvoipspectral-analysisaudio-processingfrequency-analysisfrequency-estimation
      C
      •
      MIT License
      •4•36•3•0•Updated Oct 30, 2023Oct 30, 2023

    • opencore-amr

      Public
      Linphone.org mirror for opencore-amr (git://git.code.sf.net/p/opencore-amr/code)
      C++
      •
      Apache License 2.0
      •26•0•0•0•Updated Jul 16, 2023Jul 16, 2023

    • spandsp

      Public
      SpanDSP is a low-level signal processing library that modulates and demodulates signals commonly used in telephony, such as the "noise" generated by a fax modem or DTMF touchpad.
      C
      •
      Other
      •133•0•0•0•Updated Jul 16, 2023Jul 16, 2023

    • sofia-sip

      Public
      Sofia-SIP is an open-source SIP User-Agent library, compliant with the IETF RFC3261 specification.
      C
      •
      GNU Lesser General Public License v2.1
      •195•0•0•0•Updated Jul 13, 2023Jul 13, 2023

    • libhe

      Public
      Support for HTTP endpoint in C
      C
      •0•0•0•0•Updated Sep 28, 2022Sep 28, 2022

    • libstirshaken

      Public
      C library implementing STIR-shaken STI-SP AS/VS, STI-CA
      C
      •
      MIT License
      •23•0•0•0•Updated Oct 31, 2021Oct 31, 2021

    • libendpoint

      Public
      Transport protocol endpoints with message queue and threaded processing
      C
      •0•0•0•0•Updated Oct 13, 2021Oct 13, 2021

    • libcd

      Public
      Support for C programs with queue processors
      C
      •0•0•0•0•Updated Oct 3, 2021Oct 3, 2021

    • sdp-anatomy

      Public
      Source code for webrtcHacks' Anatomy of a SDP
      JavaScript
      •24•0•0•0•Updated Mar 14, 2019Mar 14, 2019

    • vo-amrwbenc

      Public
      VisualOn AMR-WB encoder from Android
      C
      •
      Apache License 2.0
      •12•0•0•0•Updated Nov 22, 2014Nov 22, 2014