This is pif, a website dedicated to helping make the lives of osu!'s GMT slightly easier.
Here's a bit of wisdom from one of them:

The Global Map-deletion Team (formerly known as the Global Mapn't Team, Admapistrators, or GreenMAP), commonly referred to as GMT, are members of the community who are focused primarily on map deletion and issues pertinent to the Pending and the WIP sections at large.