On Windows, whenever you apply custom artwork with Boop, you’ll see it show up in your Steam library in a matter of seconds. SteamGridDB even has animated artwork you can apply to your Steam ...

The cover is the vertically-aligned rectangular artwork that represents ... that are also available on Steam to keep them consistent. You can even get animated covers and backgrounds if you ...

Bring your Steam collections alive with animated .pngs. When you purchase ... dozens of games that haven't gotten updated vertical art (and some likely never will). Steam's latest themed sale ...

There are also plenty of non-animated options available ... to modify your games' tiles in Steam, simply right-click on one, choose 'manage' then 'set custom artwork' – and ta-dah.