Video game library manager with support for wide range of 3rd party libraries and game emulation support, providing one unified interface for your games.
https://playnite.link/ is what you want
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.
What does "Play Time Import" means?
1 project | reddit.com/r/playnite | 16 Jan 2022
GOG Store update: New ways to browse and filter the game catalog for everyone
1 project | reddit.com/r/Games | 14 Jan 2022
What's the best way to play PC games on a TV?
1 project | reddit.com/r/pcgamingtechsupport | 10 Jan 2022
Heard about Epic Games sync coming or not?
1 project | reddit.com/r/GeForceNOW | 9 Jan 2022
GOG Galaxy offline installer?
1 project | reddit.com/r/gog | 8 Jan 2022