A list of different resources that should be useful for Steam Deck users. Add-Ons
Decky Loader Swiss Army knife group add-ons in your left bar in game mode with customizable applications for easy access, system changes, and game tweaks.
I hope this has helped someone in the community. If anyone has any more suggestions of tools or useful sites to add please add them below.
Hopefully we can get this community going!
EDIT: This is intended to be a living post. I will try to update when I can.
If anyone is interested in an open source replacement for Steam's gamepad UI, there is OpenGamepadUI, which I am the author of. It features an overlay, gamepad mappings, and plugin architecture:
Yes, it's in a very usable state, but I'd consider it alpha software at the moment. Users can, however, switch between Steam's gamepad UI, the desktop, and OpenGamepadUI any time.