There are 2 repositories under pi-4b topic.
This is the first 64-bit system in the world to support all Raspberry Pi 64-bit hardware!!! (Include: PI400,4B,3B+,3B,3A+,Zero2W)
uvc-gadget fork to make the Pi work as a webcam
thingsboard camera vidgear flask
Kiosk Script Enabler for Pi applications
Connect Raspberry Pi without Monitor or Cable