TallyCCU Pro is an open-source hardware/software solution that enables full CCU (Camera Control Unit) control of Blackmagic Design cameras via SDI, along with tally light integration with vMix.

Bitfocus Companion module to control Mumble VoIP as a broadcast intercom system — server-side mute/unmute, real-time voice activity detection, and color-coded Stream Deck buttons for live production directors.