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mpg321 is a completely Free drop-in replacement for mpg123. It has been designed to work as a drop-in replacement for mpg123, for the use of front ends, shell scripts, etc. It does all mp3 decoding using the high-quality integer-only MAD library.
Mp3 decoder to convert mp3 files into wav on Linux, Windows, Android
Mp3 decoder to convert mp3 files into wav file.
Works well on Linux, Windows and Android.
Can perform fast fourier transforms on decoded audio data.
Under research & development by WeaveBytes
WaoN is a Wave-to-Notes transcriber (converts audio file into midi file) and some utility tools such as gWaoN, graphical visualization of the spectra, and phase vocoder for time-stretching and pitch-shifting.
Transcoder Audio Edition is an audio converter for Linux which can convert from one audio format into another and can extract audio tracks from video files and convert them into audio formats. It uses GTK+ as GUI toolkit and ffmpeg as backend.
Smarc is a fast and high quality audio rate converter. It allows conversion between any sample rate, and has been optimized for standard audio rates. Smarc is available as a command line program, or as a C library.
Music-MP21 provides an authoring tool to pack an entire music album into a single .m21 file (MPEG-21 file) and a plugin for VLC Media Player to play these files. The .m21 files are compatible with MP4 files.
Mpadec is a high-quality portable MPEG audio decoder library. It supports MPEG-1, MPEG-2 Layer I, Layer II and Layer III audio streams, including free-format streams.
cdstatus is a CD Drive and CDROM analyzer and ripper. It can display lots of disc info. It can rip music cd's to your hard drive as mp3, mp2, ogg, or wav all without intermediate files, right from the command line, with full CDDB and ID3 tag support
Giveme is a command line tool that converts files of various audio formats to the format of your inclination, converting multiple files at once, taking advantage of the increasing number of users with multicore computers.
The audio CD image extractor library and console application. It can unpack various audio image formats and store audio tracks as media files. Supported input formats: CUE, NRG (Nero), WavPack. Supported output formats: mp3, wav.
This software generates a distorted version of an audio file that can give a required audio quality. This is for use with subjective tests, such as MUSHRA, where an anchor is required of a particular quality.
RetroCode(tm) is a universal mobile content converter. RetroCode(tm) is able to read and write most common sample based ringtone formats including meta-data.
Formats: SMAF (MA2,MA3,MA5,MA7), RMF, MFM, CMX, QCP, AMR (NB,WB), AAC, MP3, OGG, SWF, RA, WAV
A sound enhancing plugin. It's primary goal is to enhance sound of mp3 files, especially compressed in not optimal manner. Crystality consists of bandwidth extender(aka exciter), harmonic booster, rather nice echo and an ordinary stereo extender.
Automatic command line CD ripper and ogg encoder along with freedb.org client. It tries to connect to freedb.org server to get CD info. If no info is found a text file may be provided instead. Also supports FLAC and MP3 (ID3 tag).
Sweep is an audio editor and live playback tool. It supports PCM (WAV, AIFF
etc.), Ogg Vorbis, Speex and MP3, with multichannel editing and
LADSPA effects. Inside lives a pesky little virtual stylus called
Scrubby who enjoys mixing around in your file
This project involves providing library support to read and write riff files.
Functions such as readRiff and writeRiff are included in the shared library.
AIFF-Tools will be a set of utilities to manage AIFF audio files, providing a library to read and write AIFFs and tools to cut, resample, amplificate, mix, write markers, etc. It aims to support all the features of AIFF (markers, comments, etc.).