ʻO Carla kahi mea hoʻokipa leo leo modular piha piha, me ke kākoʻo no nā mea hoʻokele leo he nui a me nā ʻano plugins.
Loaʻa iā ia kekahi mau hiʻohiʻona maikaʻi e like me ka hoʻokele transport, automation o nā ʻāpana ma o MIDI CC a me ka mana mamao ma luna o OSC.

Kākoʻo ʻo Carla i kēia manawa i ka LADSPA (me LRDF), DSSI, LV2, VST2, VST3 a me AU nā palapala hoʻopili, me ke kākoʻo waihona SF2 a me SFZ.
Hoʻohana ʻo ia iā JACK ma ke ʻano he mea hoʻokele leo paʻamau a makemake ʻia akā kākoʻo pū kekahi i nā mea hoʻokele maoli e like me ALSA, DirectSound a i ʻole CoreAudio.

Aia he 4 mau ʻano o ka hana ʻenekini:

• Mea kūʻai hoʻokahi: (Ke kalaiwa JACK wale nō)
  E like me ka Multi-client, koe wale nō nā awa JACK a pau i ka haku mea kūʻai hoʻokahi.
  Pono kēia inā ʻaʻole kākoʻo kahi hoʻonohonoho i nā polokalamu JACK multi-client, e like me LADISH.
• Mea kūʻai lehulehu: (Ke kalaiwa JACK wale nō)
  Hōʻike ʻia kēlā me kēia plugin ma ke ʻano he mea kūʻai JACK hou. Hoʻopaʻa inoa ʻia nā awa leo a me MIDI e like me ka mea e pono ai.
• Rack:
  Hoʻoponopono ʻia nā plugins, mai luna a lalo.
  ʻAʻole kākoʻo ʻia nā plugins me nā kaha leo stereo ʻole, akā loaʻa kahi koho hoʻoikaika-stereo no nā Mono.
• Patchbay:
  ʻO ke ʻano patchbay modular, e like me ka JACK Multi-client a me nā noi modular he nui.
  Loaʻa i kēlā me kēia plugin kāna pūʻulu canvas ponoʻī a me nā awa e ʻae iā ʻoe e hoʻopili i ka leo plugin a me MIDI.