Have you played HyperRogue? A non-Euclidean roguelike that combines a free and paid model
HyperRogue is a non-Euclidean roguelike that has not only messed with my brain, it also combines a free and paid development model with code that's under the GPL.
Anticheat check - which competitive games actually work on Linux?
How to give Valve feedback when Proton games have issues on Linux / SteamOS






