TimeStretch Player is a free online audio player that allows you to loop, speed up, slow down and pitch shift sections of an audio file. This makes it a great tool for practicing or transcribing music.
Planet CCRMA at Home is a (large) collection of free, open source software packages that you can add to a computer running Fedora 22, 23 or 24 or CentOS 5 to transform it into an audio/video oriented workstation. Here at Stanford University CCRMA we use a consistent and well defined Linux environment for our daily work in audio and computer music and research. With the Planet CCRMA at Home package collection, you can easily install most of that environment on your own Linux system. Planet CCRMA is easy to install and maintain, it can also be installed and upgraded over the network from the Planet CCRMA repositories or its mirrors.
WaveSurfer is an open source tool for sound visualization and manipulation. Typical applications are speech/sound analysis and sound annotation/transcription. WaveSurfer may be extended by plug-ins as well as embedded in other applications.
- Customizable – users can create their own configurations. Localization support.
- Extensible – new functionality can be added through a plugin architecture.
- Embeddable – WaveSurfer can be used as a widget in custom applications.
- Transcription file formats – reads, and writes HTK (and MLF), TIMIT, ESPS/Waves+, and Phondat. Support for encodings and Unicode.
- Multi-platform – Linux, OSX & Windows.
Sweep is an audio editor and live playback tool for GNU/Linux, BSD and compatible systems. It supports many music and voice formats including WAV, AIFF, Ogg Vorbis, Speex and mp3, with multichannel editing and LADSPA effects plugins.
Levelator® adjusts the audio levels within your podcast or other audio file for variations from one speaker to the next, for example. It’s not a compressor, normalizer or limiter although it contains all three. It’s much more than those tools, and it’s much simpler to use. The UI is dirt-simple: Drag-and-drop any WAV or AIFF file onto The Leveler’s application window, and a few moments later you’ll find a new version which just sounds better.
mp3DirectCut is a fast and extensive audio editor and recorder for encoded mp3s. Without re-encoding you can directly cut, crop or split your MP3 and AAC tracks, change the volume on mp3s and much more. Direct editing saves encoding time and preserves the original audio quality of your tracks. The built in recorder creates mp3s on the fly. By using cuesheets, pause detection or auto cue you can easily divide long files.
MusE is a MIDI/Audio sequencer with recording and editing capabilities written originally by Werner Schweer, and now developed and maintained by the MusE development team. MusE aims to be a complete multi-track virtual studio for Linux. It is published under the GNU General Public License.