A stage message-flash system: a control panel sends a message, it appears full-screen on connected displays instantly. This demo runs in a free GitHub Codespace — it goes to sleep after a period of inactivity and has to be manually restarted by the maintainer, so it won't always be online.
The demo is for trying it out only. For an actual show, run your own local copy — it's a two-minute setup and doesn't depend on the internet or on someone else's Codespace being awake.
git clone it).npm install.node server.js, open the printed URL.Full instructions, iPad setup, and Bitfocus Companion wiring are in the repo's README.