The above QR code contains a complete Windows executable that will run on Windows 7 and up. It’s a simple but fully playable implementation of Snake.- Snake in a QR code / youtube

• use Crinkler

see also

• I made a Doom-like game fit inside a QR code / HN - a compressed, self-extracting and infinitely generating HTML game inspired by DOOM 1993 and The Backrooms that can be launched and played in a web browser directly from a QR code.