stellaris 36 building slots
Civics Expanded: Civics Only - Skymods
This works for the AI too and results in a richer Stellaris experience.
5 Civic Slot Robot God Unmodded Stellaris - YouTube
Stellaris Cheats is a searchable list of all Stellaris console commands. List includes commands for all platforms (Windows, Mac, Linux) on Steam with help and examples.
Hearts of Iron 4 (HOI4) Update 1.16.5 Patch Notes - April 28, ...
Added fallback state targets for a number of Italian focuses building factories in case they are already using all building slots.