FAAC is an Advanced Audio Coder (MPEG2-AAC, MPEG4-AAC). The goal of FAAC is to explore the possibilities of AAC and exceed the quality of the currently best MP3 encoders. You can submit pull requests via GitHub: https://github.com/knik0/faac https://github.com/knik0/faad2
The best free media player for video and DVDs
VLC is an open source cross-platform multimedia player and framework, which plays most multimedia files, DVDs, Audio CDs, VCDs, and various streaming protocols. VLC media player is simple, fast, and powerful. It plays everything, files, discs, webcams, devices, and streams. VLC plays most codecs (MPEG-2, DivX, H.264, MKV, WebM, WMV, MP3, etc.) so no codec packs are needed. It runs on all platforms: Windows, Linux, Mac OS X, Unix, etc. And VLC is hassle free with no spyware, no ads, and no user tracking.
This is the fast and Free (LGPL license) real time MPEG Audio Layer 1, 2 and 3 decoding library and console player. It uses floating point or integer math, along with several special optimizations (3DNow, SSE, ARM, ...) to make it most efficient.
FLAC is a free lossless compressed audio format which supports streaming and archival. The FLAC project maintains the format and provides a reference encoder/decoder and input plugins for several popular audio players.
Audio and video streams generator
Audio toolkit for streaming, aiming at complex Internet radio and video systems. Our stream generator is highly extensible and flexible. Script based, it can be a fully automatic daemon streamer, but is also used for live shows with an user-friendly GUI.
projectM, a MilkDrop compatible opensource music visualizer
projectM is an OpenGL based advanced music visualization program for Linux, Mac OSX, and Windows. It is backward compatible with all the features of Milkdrop 1.x (and now 2.x), but has many new toys and enhancements.
Matroska is an open standard audio/video container format. Visit our homepage at http://www.matroska.org
A multimedia framework based on Qt and FFmpeg
QtAV is a cross-platform and high performance multimedia playback framework based on Qt and FFmpeg. Features: timeline preview, gpu decoding etc
A real-time SoundFont software synthesizer
A real-time software synthesizer based on the SoundFont 2 specifications. It can be used for live audio synthesis of MIDI events or for rendering MIDI files to disk, using SoundFont instruments. It can also be embedded in other applications. This is not a application with a graphical user interface, however there are several GUI applications which utilize FluidSynth.
Mikmod is a module player and library supporting many formats, including mod, s3m, it, and xm. Originally a player for MS-DOS, MikMod has been ported to other platforms, such as Unix, Macintosh, BeOS, and Java(!!)
A lightweight library to handle the sending and receiving of messages according to the Open Sound Control (OSC) protocol.
A multimedia authoring and processing framework and a video playout server for television broadcasting.
A multi-format module player and library
xmp is a module player for Unix-like systems that plays over 90 mainstream and obscure module formats from Amiga, Atari, Acorn, Apple IIgs and PC, including Protracker (MOD), Scream Tracker 3 (S3M), Fast Tracker II (XM) and Impulse Tracker (IT) files.
DSSI is an audio plugin API for soft synths and effects.
DSSI is an audio plugin API for software instruments (soft synths) and effects. It is based on the LADSPA plugin API, the ALSA sequencer event types, and OSC (Open Sound Control) communications with custom GUIs.
A SoundFont editor and other software for editing, managing and sharing sample based MIDI instrument files for computer music composition. Support for other formats is planned.
Manage multiple sound channels
With SoundManager you are able to control multiple sound channels of one or multiple sound cards. It uses ALSA to speak to the sound cards. An example how to use SoundManager would be a shop or store with multiple rooms where every should have its own speaker. Then with SoundManager you would have a single web interface where you could control every single speaker. SoundManager also allows to create different playlists and assign them to one or multiple sound channels. It is also possible to use line-in or a microphone instead of a playlist.
GEntrans is a collection of plug-ins and tools for the GStreamer multimedia framework. It provides a set of GStreamer elements useful in transcoding pipelines and an application to aid in running such pipelines. It also provides a plain and simple though capable and configurable GStreamer based multimedia player.
General C++ Library, with modules for Computer Vision, Pattern Recognition and much more.
libTiMidity is a MIDI to WAVE converter library that uses Gravis Ultrasound-compatible patch files to generate digital audio data from General MIDI files. This library based on the TiMidity decoder from SDL_sound library.
Regulus is a Prolog-based toolkit for building spoken dialogue systems.
OpenSource Development at the IEM (Institute of Electronic Music and Acoustics, University of Music and Dramatic Arts, Graz, Austria)
SoundTouch is an open-source audio processing library for changing the Tempo, Pitch and Playback Rates of audio streams and/or audio files
TCSystem provides platform independent c++ framework for streams, templates, threading and networking. It also includes a FOX based MSN Messenger and a file syncronisation program. With version 1.4 an OpenAL based Audio module was started.
The Video Annotation and Reference System (VARS) is a software interface and database system that provides tools for describing, cataloging, retrieving, and viewing the visual, descriptive, and quantitative data associated with video.