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Carla free download for Mac


Version 2.5.2

A fully-featured audio plugin host.

Absolutely Free

Carla overview

Carla is a fully-featured audio plugin host, with support for many audio drivers and plugin formats. It's open source and licensed under the GNU General Public License, version 2 or later.

  • LADSPA, DSSI, LV2 and VST2, VST3 and AU plugin formats
  • SF2/3 and SFZ sound banks
  • Internal audio and midi file player
  • Automation of plugin parameters via MIDI CC
  • Remote control over OSC
  • Rack and Patchbay processing modes, plus Single and Multi-Client if using JACK
  • Native audio drivers (ALSA, DirectSound, CoreAudio, etc) and JACK
In experimental phase / work in progress:
  • Export any Carla loadable plugin or sound bank as an LV2 plugin
  • Plugin bridge support (such as running 32bit plugins on a 64bit Carla, or Windows plugins on Linux)
  • Run JACK applications as audio plugins
  • Transport controls, sync with JACK Transport or Ableton Link

Carla is also available as an LV2 plugin and VST2 plugin.

Note: While the software is classified as free, it is actually donationware. Please consider making a donation to help support development.

What’s new in version 2.5.2

Updated on Oct 18 2022

  • Fix includedir/libdir variables in pkg-config files
  • Fix LV2 plugins sending MIDI events out of order when using MIDI mapping for control output ports
  • Fix VST2 all-notes/sound-off events after re-activation
  • Fix "use outer frame for carla-lv2" from v2.5.1
  • Correct jackbridge build flags, prevent LTO from being used in wine stuff





375.2 MB



App requirements

  • Intel 64
  • Apple Silicon
  • OS X 10.8.0 or later
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Mar 5 2022
Mar 5 2022
Version: 2.4.2
I want to like this, but I can’t use it because I have a lot of plugins and Carla just chokes on this and crashes. I suppose I should message support because they probably don’t hang out here on MU.