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Finally! My own working LCARs panels!
(lemm.ee)
Home Assistant is open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server. Available for free at home-assistant.io
The panels are both on Pis but I'm sure I could put a little speaker on the gpio pins. Not sure what HA has for built in sound support on button events...,