Super simple mod afaik

[strong scarab]

A mod that makes every Boolean (on/off) button in the settings into a checkbox with customizable texture

[safe breach]

wdym customimzable texture

[strong scarab]

Like instead of doing the design through hardcoded rendering it would use a texture

[safe breach]

i got that part

but how would one customize the texture

[restive forum]

presumably a texture pack that has an on and off texture

[strong scarab]

Yep