X Top 500 Fans (Monthly)

What it does

Ranks five hundred people by how much they engaged that month, flags who is newly in and who dropped off, and files the result as a private X list named for the month. It runs on a schedule rather than waiting to be asked.

Before you install

Open the share link and read the instructions it carries before you add it. @AdamLowisz shared this one publicly, and adding it copies the setup into your own account rather than giving you access to theirs.