MHRD
MHRD is a hardware design game, in which you design various hardware circuits in a hardware description language. The hardware circuits you design get more complex as you go until you create a fully functional CPU design.
https://store.steampowered.com/app/576030/MHRD/
Kerbal
Shenzhen IO
Silicon Zeroes
Simple Rockets
Kerbal Space Program
Terminal COnflict
TIS-100
while True learn
Prime Mover
Production Line
Grey Hack
Exapunks
Factorio