Hypnospace Outlaw is both ridiculous and brilliant, a game that simulates the '90s internet in a rather disturbing way and it's out now with Linux support.
While Mana Spark may not have sold enough to warrant a large update, the developer has still improved this challenging action-RPG with a recent update.
Easily one of my top 10 favourite Linux games released last year, Dead Cells, is about to get a huge free update. There's also a sweet mini documentary about the developer.
A DLC release that I missed from earlier this month, one I'm sad I missed because it's great! Monster Prom: Second Term is exactly what Monster Prom needed.
Headup have announced that the sci-fi mystery adventure game Trüberbrook from developer btf is going to release on March 12th and this will include Linux support.
I was very impressed with Rise of Industry last time I took a look at this strategic tycoon game from Dapper Penguin Studios. They have another big update out along with an announcement about leaving Early Access.
Showing some good post-release support, Kite Games and Kalypso Media Digital have pushed out a free content update and a new DLC for the strategy game Sudden Strike 4 today.