Audio Sequencers, XP

Music production environment capable of multi-track audio recording, sequencing and mixing for the creation of professional quality songs or realistic drum loops. [Hosts VST/DX Plugin]

Multitrack recorder, audio sequencer and mixer.

Music creation and production application that makes audio recording, MIDI sequencing, and audio mastering simple right out of the box, yet provides a wealth of professional features. [Hosts VST Plugins]

Modular digital audio workstation (DAW) / virtual studio for the creation of electronic music.

Loop slicer and step-sequencer especially made for drum loops.

Professional music tracker and composing tool. [Hosts VST Plugins]

Combines "effortless recording" and a "stunning software mixer console" with a "limitless rack of audio processing gear that builds itself or can be infinitely customized"

Create your own hip hop mixes with no musical experience required!

Multitrack real-time audio and video editor.

CatchDad allows users to catch 4 different sounds and instantly create rhythms using the sounds with it's built-in step sequensers. [VSTi]

A graphical music creation tool that lets you draw your music.

Wobble is a plug-in software synthesizer dedicated to creating Dubstep Grime sounds. [VST/RTAS]

Create your own hard dance tracks with no musical experience required!

Beatbox plug-in that offers advanced step sequencing, groove manipulation, sample editing, and beat slicing. [VST/DX]

A complete music making program that lets you sequence via a X0X interface (and record to .wav and .mp3 files)