Harrison Mixbus is a digital audio workstation

Digital audio workstation

A digital audio workstation is an electronic system designed solely or primarily for recording, editing and playing back digital audio. DAWs were originally tape-less, microprocessor-based systems such as the Synclavier and Fairlight CMI...

 (DAW) which can record, edit, play, and mix multiple tracks of mono and stereo audio. Mixbus is based on the Ardour DAW but is sold and marketed commercially by Harrison Audio Consoles

Harrison Audio Consoles

Harrison Audio Consoles is an international company based in Nashville, Tennessee that manufactures mixing consoles and other audio technologies for the post-production, video production, broadcast, sound reinforcement and music recording industries...

. Mixbus is a combination of the modern DAW editing model, with the addition of a "traditional" analog mixing workflow.

Features of Mixbus

Mixbus provides all of the features of Ardour, with additional functionality from proprietary plugins.

• Straightforward “knob per function” mixer layout based on Harrison's 32-series and MR-series analog music consoles.
• Harrison DSP algorithms for EQ, Filter, Compression, Analog Tape Saturation, Panning, and Summing.
• Unlimited stereo or mono input channels (based on available CPU power) featuring High-pass Filter, EQ, Compression, and 4 Mix Bus sends on every channel.
• 8 Stereo Mix Buses (can be used for groups or auxes) featuring Tone controls, Compression, Sidechaining, and Analog Tape Saturation.
• Stereo Master Bus that features Tone controls, Analog Tape Saturation, K-meter, and Limiting.
• Plugin delay compensation to support effects such as parallel compression.
• Comprehensive "at-a-glance" metering with peak, peak hold, and compressor gain reduction visible on every track and bus.
• Supports Audio Unit
  Audio Units
  Audio Units are a system-level plug-in architecture provided by Core Audio in Mac OS X developed by Apple Computer. Audio Units are a set of application programming interface services provided by the operating system to generate, process, receive, or otherwise manipulate streams of audio in...
  
   plugins and any Core Audio
  Core Audio
  Core Audio is a low-level API for dealing with sound in Apple's Mac OS X and iOS operating systems. It includes an implementation of the cross-platform OpenAL library....
  
  interface.