.exe Cat

.exe cat (exeねこ) is an AA cat with a face based off of the .exe file extension.

Derivatives:

When .exe cat was created, many other file extension cats (.txt cat, .rar cat, etc.) were created in the same thread, but were soon forgotten about.

.ini Cat

.ini cat (iniねこ) is a cat based off of the .ini file extension that appears to be crying.

Source:

• AA Dictionary
• heno2
• heno2 (.ini Cat)