Carla est plugin hospes soni modularis plene featured, cum auxilio multorum aurigarum audio et formatorum plugin.
Habet notas quasdam gratas sicut potestatem onerariam, automationem parametri per MIDI CC ac remotam in OSC potestatem.

Carla LADSPA (including LRDF), DSSI, LV2, VST2, VST3 et AU formats plugin sustinet, plus SF2 et SFZ fasciculi subsidii.
JACK utitur ut defaltam et malleolum exactoris audio, sed etiam rectores indigenas sustinet sicut ALSA, DirectSound vel CoreAudio.

Sunt IV genera engine processus:

• Unius clientis: (JACK coegi only)
  Same as Multi-client, except that all JACK PORTS pertinent ad unum dominum clientem.
  Hoc opus est cum per setup non sustinet multi-clientes apps JACK, sicut LADIS.
• Multi client: (JACK coegi only)
  Unumquodque plugin expositum est sicut novum clientem JACK. Audio and MIDI portus commemorantur ut opus sit.
• Eculeo:
  Plugins are processed in order, from top to bottom.
  Plugins with non-stereo audio channels are not supported, but a forced-stereo option is available for Mono ones.
• Patchbay:
  Modular patchbay mode, just like in JACK Multi-client and many other modular applications.
  Every plugin gets its own canvas group and ports allowing you to interconnect plugin audio and MIDI.