Freecycle (audio)!

Hydrogen is an advanced drum machine for GNU/Linux. It's main goal is to bring professional yet simple and intuitive pattern-based drum programming.

Renoise is a contemporary digital audio workstation (DAW) based upon the heritage and development of tracker software. Its primary use is the composition of music using sound samples, soft synths, and effects plug-ins. It is also able to interface with MIDI equipment. The main difference between Renoise and other music software is the characteristic vertical timeline sequencer used by tracking software.

Working with audio files and creating music at a professional level is definitely a job that requires specialized tools as well as a high degree of knowledge in the domain. Among the most powerful utilities that can be utilized for this you will find Pro Tools M-Powered.

Mix, scratch, sample, record: rock great parties with top-DJ features.

ReCycle is a creative tool that helps you make the most of your grooves. In simple terms, ReCycle lets you do with sampled loops what you can do with beats programmed from individual drum sounds – like alter the tempo, or replace sounds and process them individually. A tool for quickly editing sampled parts, chopping up riffs, remixing and doing mash ups.

orDrumbox - Free Drum Machine Software for Windows, mac OS X and Linux.The orDrumbox use Natural Language Processing for matching sounds to tracks and to "categorize" sounds.It's an amazing and powerfull feature. Just name a track with a "standard like" name of instrument (i.e: "electric bass 1" or just "bd" ) and the orDrumbox will assign it to the nearest instrument available in the current drum kit. A soft synth with available and can generate sounds unsing an analog synth emulation : two VCO generator, FM modulation, enveloppe ADSR controler, low pass / hi pass filters. You can create songs by assembling various patterns. It's up to you to determine the number of beats in each pattern (16 or 32 or whatever).Each pattern is composed of tracks (as many as you want). Each track corresponds to one sound.The tracks/sounds can be pitched and mixed and panoramized, and solo/muted/ with the interface. Polyrhythms capabilities: Add a loop point at the step you want, independently on each track.Each track is composed of notes (one note by beat). On each note, you can independently control pitch (from -12 to +12 semitones) and volume. Some notes can be loop point or scale notesThe number of different sounds is not limited, neither the number of tracks in a pattern, nor the number of patterns in a song.A midi importation/exportation is available, so you can import midi files or export your songs as midi file.orDrumbox can play in midi mode using an internal GMkit.orDrumbox can send midi message to any midi device connected to your computer.orDrumbox can recieve midi message to any midi device connected to your computer.The orDrumbox generates and exports songs and individual patterns in 16 bits /44 Khz/stereo sounds CD-quality, so you can re-use them in any other sound application. Automatic composer and arpeggiator. »

Egoist is an advanced groovebox with DAW integration and full featured audio slicing and sequencing.

ReSlice is a feature-packed, professional audio slice machine for iOS. Chop your sound files into new pieces with an advanced rhythmic arpeggiator and advanced sound FX.

Slicex is a powerful audio slicing and manipulation tool available as a VST or FLStudio plugin. It uses advanced beat detection algorithms to slice song/percussion samples into pieces and make them independently playable from the Piano roll or controller.

Music composition environment for Android devices. A whole music studio in your pocket! Full featured sequencer with social aspects