Dirk

The internet slang term “Dirk” is used to refer to someone who is extremely organized, meticulous, or obsessed with neatness and perfection. It is often used humorously to describe individuals who take their organizational skills to an extreme level.

Examples:

I can’t believe how Dirk Sarah is with her sock drawer; they’re arranged by color, fabric, and length!
James is such a Dirk when it comes to keeping his files in order; everything on his computer is meticulously labeled and sorted.