Audio Compression

Speex is an Open Source/Free Software patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet... Platforms: *nix

La is a Lossless Audio compression program. That is, in contrast to formats such as mp3, La program reduces the size of music without affecting the quality, as the uncompressed signal is exactly identical to the original. However, the compression ratio is thus far lower than that for .mp3 files... Platforms: *nix

Bonk is a an audio compression program that operates in both lossy and lossless modes. The compression method Bonk uses is quite simple compared to other lossy formats (such as MP3), and is based on speech compression techniques. It is nevertheless capable of producing a high compression ratio... Platforms: *nix

xACT stands for X Audio Compression Toolkit. It is a GUI based front end (written in AppleScript Studio) for the UNIX applications Shorten (3.5.1), shntool (1.2.3), monkey's audio compressor (3.97) and flac (1.1.2). xACT also uses a modified md5sum (modified from 2.1 textutils) and sox... Platforms: Mac

Speex is a patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet applications and provides useful... Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

Speex is an Open Source/Free Software patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet... Platforms: *nix

Bonk is a an audio compression program that operates in both lossy and lossless modes. The compression method Bonk uses is quite simple compared to other lossy formats (such as MP3), and is based on speech compression techniques. It is nevertheless capable of producing a high compression ratio... Platforms: *nix

Ogg Vorbis is a new audio compression format roughly comparable to other formats used to store and play digital music, such as MP3, VQF, AAC, and other digital audio formats. It is different from these other formats because it is completely free, open, and unpatented, use Vorbis-Tools to make... Platforms: Windows, *nix

Behold ACM Convert, a simple to use standalone utility that allows you to convert between MP3 and WAV, using ACM (Microsofts Audio Compression Management API). Finally, not only is there an easy way to encode WAV's to MP3's, but to decode them back as well! Woohoo! As with all things Microsoft,... Platforms: Windows

VoiceChat is a multi-user internet telephone which will use GSM or CLEP audio compression. Platforms: Windows, Mac, BSD, Linux

IMA ADPCM is an extremely simple audio compression algorithm that achieves pretty good sound quality at 4-bits per sample (352kbps for 44100khz CD audio). It was used in a lot of games up until the year 2000. Full source is included, and it has a straight-forward API. Maybe someone will find it... Platforms: Mac

TCPCam is a video and audio point to point conference program for Linux that is very easy to use and modify. The connection uses a single TCP port that needs to be open on only one of the two ends. TCPCam is possible to change the video compression and resolution at run-time to match the... Platforms: *nix

Toolsoft Audio Player is a powerful audio player. It handles a wide variety of formats and allows you to play over 40 audio/video formats [ Audio: APE FLAC OGG WMA MP3 WAV (PCM, Creative/ MS/ IMA ADPCM, ALAW, ULAW) Raw PCM AAC M4A eAAC+ AAC+ AU AIF AMR AWB VOC RA AC3 TTA MPC CDA (CD) MP1 MP2 G721... Platforms: Windows

Exact Audio Copy is a so called audio grabber for audio CDs using standard CD and DVD-ROM drives. The main differences between EAC and most other audio grabbers are : * It is free (for non-commercial purposes) * It works with a technology, which reads audio CDs almost perfectly. If there are... Platforms: Windows

Exact Audio Copy is a CD audio grabber that supports SCSI as well as ATAPI CD-ROM drives. It features Jitter correction and 3 levels of extraction - Secure, Fast and Burst extraction methods. It uses the Windows Audio Compression Manager (ACM Codecs) for direct compression and offers additional... Platforms: Windows

Eufony Free Audio Player is a powerful audio player. It handles a wide variety of formats and allows you to play over 40 audio/video formats [ Audio: APE FLAC OGG WMA MP3 WAV (PCM, Creative/ MS/ IMA ADPCM, ALAW, ULAW) Raw PCM AAC M4A eAAC+ AAC+ AU AIF AMR AWB VOC RA AC3 TTA MPC CDA (CD) MP1 MP2... Platforms: Windows

TCPCam is a video and audio point to point conference program for Linux that is very easy to use and modify. The connection uses a single TCP port that needs to be open on only one of the two ends. TCPCam is possible to change the video compression and resolution at run-time to match the... Platforms: *nix

FabFilter Pro-C is a new professional compressor plug-in with very high quality sound, flexible routing and side chain options, and various beautiful program dependent compression styles. Due to the innovative user interface or the animated level display, all users will be able to quickly... Platforms: Windows, Windows Vista, XPX64, 7, 7x64

Create MPEG4 video and MPEG4 audio files using DirectShow filter, which includes MPEG-4 video ASP encoder, MPEG-4 audio FAAC (Freeware Advanced Audio Codec) and ISO compliant MP4 file writer. Video-audio files can be played with QuickTime, Real and FFDShow based players. Save file as .divx if you... Platforms: Windows

NINJAM is a program to allow people to make real music together via the Internet. Every participant can hear every other participant. Each user can also tweak their personal mix to his or her liking. NINJAM is cross-platform, with clients available for Mac OS X and Windows. NINJAM uses... Platforms: *nix