Files that are otherwise hard to obtain.
g229.png
An image with 229 different 8-bit grey levels.
basn0g08.png
Copy of image from pngsuite.
left.bit
An image in Plan 9 image format.
It's in r8g8b8 pixel format.
Nominally taken from /sys/games/lib/sokoban/images on a Plan 9
system, but in fact found here (after some hunting):
https://github.com/0intro/plan9-contrib/tree/master/sys/games/lib/sokoban/images
Use the plan9topng.py tool to convert it.
courier-latin1.5
A font image from Plan 9 (Courier with a 5-pixel x-height). It's in k2 pixel format. From https://plan9.io/sources/plan9/lib/font/bit/courier/
8x13.0000
A font image from Plan 9 (fixed 8x13).
snibgoGBR.icc
An ICC Profile that rotates colours. Created by snibgo, but not kept in a particularly obvious place. I found it here: https://discuss.pixls.us/t/dispcalgui-3-7-0-cannot-install-profile-mint-19-mate/9603/21