Currently tuxDB.com found games that are Steam Deck categorized

Verified: 4848

Playable: 9975

Not working: 4002

All functionality is accessible when using the default controller configuration
This game shows Steam Deck controller icons
This game's default graphics configuration performs well on Steam Deck
Entering some text requires manually invoking the on-screen keyboard
Some in-game text is small and may be difficult to read

Check Steam Deck categorized games based on your Steam Name/SteamID