Adpcm

Speak Freely is an application for Unix and Unix-like systems (Linux, FreeBSD, IRIX, etc.) with audio hardware, which allows you to talk (actually send voice, not typed characters) over a network. Speak Freely for Unix uses the workstation audio hardware and network to allow conversations of... Platforms: *nix

The Audio File Library provides a uniform and elegant API for accessing a variety of audio file formats, such as AIFF/AIFF-C, WAVE, NeXT/Sun .snd/.au, Berkeley/IRCAM/CARL Sound File, Audio Visual Research, Amiga IFF/8SVX, and NIST SPHERE. Supported compression formats are currently G.711 mu-law... Platforms: *nix

SoX is the Swiss Army knife of sound processing tools. SoX project converts audio files among various standard audio file formats and can apply different effects and filters to the audio data.. Platforms: *nix

SDL_sound is a library that handles the decoding of several popular sound file formats, such as .WAV and .MP3. It is meant to make the programmers sound playback tasks simpler. The programmer gives SDL_sound a filename, or feeds it data directly from one of many sources, and then reads the... Platforms: *nix

Extra Photo SlideShow Free help you create an exciting photo slide show with background music,subtitle,and transition effects. WithExtra Photo SlideShow Free, thousands of pictures from holidays, landscapes, wedding or family party can now be enjoyed by a creative photo sildeshow. The programs... Platforms: Windows

DeGo Audio Recorder can record sound from any audio ports such as microphones and line-in audio, streaming audio from the Internet and audio from Winamp, Windows Media Player, QuickTime, RealPlayer, Flash and games. Our Audio Recorder can record and export any sound you hear without losing any... Platforms: Windows

WAV To MP3 is a FREE, fast and straightforward wav to mp3 converter. As a WAV to MP3 Converter, it can convert WAV to MP3 easily and quickly. It supports batch mode, WAV to MP3 can convert hundreds of wav files at once. WAV To MP3 is capable of decoding various codec like LPCM, float point... Platforms: Windows

It is a powerful and most professional audio converter designed for fast and easy conversion between different formats such as MP3, M4A, AAC, M3U, AC3, AIFF, APE, FLAC, M4A, AMR, MP4, OGG, WAV, WMA and others. With this application you will receive not only multiformat audio converter and editor... Platforms: Windows

Perian is a free, open source QuickTime component that adds native support for many popular video formats. Perian enables QuickTime application support for additional media: * File formats: AVI, DIVX, FLV, MKV, GVI, VP6, and VFW * Video types: MS-MPEG4 v1 & v2, DivX, 3ivx, H.264, Sorenson... Platforms: Mac

VLC media player is a highly portable multimedia player supporting most audio and video formats (H.264, Ogg, DivX, MKV, TS, MPEG-2, mp3, MPEG-4, aac, ...) from files, physical media (DVDs, VCD, Audio-CD), TV capture cards and many network streaming protocols. # Free and Open Source... Platforms: Mac

ProTrekkr (formerly known as NoiseTrekker by Juan Antonio Arguelles Rius aka Arguru) is a tracker program combining a software synthesizer together with a traditional samples tracker which can be used to create electronic music (like psytrance, trance goa, hard acid, IDM, chip, techno, etc.) for... Platforms: Mac

For those of you who can't stand iTunes (I guess that means just me?), this is a port of Tord Jansson's venerable BladeEnc MPEG-1 Layer 3 "MP3" encoder to Mac OS X. Unlike previous ports which were strictly Terminal-only, this one includes an Aqua-based interface to its options (BladeEncX), along... Platforms: Mac

uFMOD is an XM player library written in assembly language. It's perfect for size- and speed-critical applications, click free, highly reliable, easy to use, open source, multiplatform. Usage examples available for many compilers. Main Features: Extremely small size. Probably the tinyest XM... Platforms: *nix

Free Screen Video Capture by Topviewsoft is a screen capture & screen recording tool to record screen activities and sounds into standard AVI video files. You can record any part of the screen's activities and the cursor's movements, using a microphone to narrate your screen recordings. You can... Platforms: Windows

Gmerlin_avdecoder is a general purpose media decoding library. It was written as a support library for gmerlin, but it can also be used by other applications. You don't even need gmerlin installed, only gavl. Most of it was written completely from scratch, but the sourcetrees of some other great... Platforms: *nix