Remember The Ultimate Nerd Game (TUNG)? Well, it's now called Logic World and it's getting a massively expanded release this Summer with full Linux support.
Moonlighter from developer Digital Sun and publisher 11 bit studios seems to be doing well, as they've managed to sell over 500K copies. To keep it going, a new DLC named Between Dimensions has been announced.
Publisher Headup and developer Studio Erikson announced today that their hilarious and ridiculous looking 2D sandbox racing game is coming to Linux in June.
Littlewood from developer Sean Young was a huge success on Kickstarter recently, with regular updates progress does seem good but it's going to see a short delay.
Smith and Winston from Execution Unit is some of the most fun I've had in a twin-stick shooter for some time, partly because I love blowing things up and Smith and Winston lets you do a whole lot of that.
War Brokers is a pretty good online FPS that has a number of different game modes like Battle Royale, Team Deathmatch and more. It also has vehicles and a lot of other surprising features.
Have you played Dandara? It's a 2d metroidvania platformer that's pretty unique, as you don't run along platforms like other similar games. Instead, you defy gravity by zipping from place to place and it's very interesting to play.
How about something a little different? Your Future Self is a somewhat short at 1-2 hours story-driven experimental text adventure and it's now supported on Linux.
Yorg, a free and open source racing game currently in development that seems promising is going to get a big update soon with a number of new features and improvements.