FL Studio - Image-Line's FL Studio, now on it's 12th version, is a well-known music production suite and the most popular beat processor on the market, due no doubt to its longevity. Read more about FL Studio.
Virtual Audio Cable - Ever wanted to record your speaker output? (loopback) This is for you.
Reaper - Reaper is a focused digital audio workstation (DAW) developed by Cockos. In the creation of the software, the digital audio technology company intended to make audio editing accessible to the masses.
Loopback by RogueAmoeba - Get all the power of a high-end studio mixing board, right inside your Mac!
Music Studio - Music Studio offers a complete music production environment for the iPad/iPhone/iPod touch with...
Soundflower - Soundflower is a Mac OS X system extension that allows applications to pass audio to other...