The Update 1.13 and a new (paid) DLC "Down under" for the railroad-management-game Railway Empire is now available for Linux on GOG and Steam.

Description DLC:

The new free update for Descenders has been released on Steam and adds two new bike parks:

A SALE AND TWO NEW PARKS!

If you've not picked up Descenders before, there has never been a better time! We're introducing TWO NEW BIKE PARKS to play in today, along with a SALE!

For the next 10 days, Descenders will be 40% off! A perfect time to get together with some friends online and hit our BRAND NEW PARKS!

DYFI VALLEY

Short after the release of the Update 1.37 for the American Truck Simulator, this huge update is now also available for the Euro Truck Simulator 2 on Steam:

After much testing, feedback, fixing, and fine-tuning, we are excited to announce the arrival of update 1.37 for Euro Truck Simulator 2!

For the Roguelike-RPG-Dungeon-Crawler called StarCrawlers the "Beautify"-Update 1.1.4.1 has been released for Linux on Steam.

For Tropico 6 the Update Nueve "Guagua" and another (paid) DLC called "Spitter" have been released for Linux on Steam.

Description of the DLC:

For the American Truck Simulator the huge Update 1.37 has been released for Linux on Steam:

American Truck Simulator 1.37 Release

After much testing, feedback, fixing and fine tuning, we are excited to announce the arrival of update 1.37 for American Truck Simulator!

A full year has already passed since the release of Trüberbrook on Steam and GOG.

For the birthday of the adventure, the developers now released an update for Linux which adds Steam Trading Cards.

Unbelievable!