For the Euro Truck Simulator 2 the huge update 1.50 has been released for Linux on Steam.

Changelog Map Switzerland Rework Germany Rework - Rhine region Scania Demo Centre Vehicles MAN TGX Update Lane assistant feature added Wielton Trailer Pack DLC Update UI Substantial UI design update (Home screen redesign, persistent Status Bar, Quick Menu, new fonts, icons and more) Settings options show information about what they do Visual Improvements in the rendering system Temporal Anti-Aliasing feature added Cascaded shadow updates Soft particles Lit/shadowed smoke Far shadows Optimized light computation Frame rate limiter added Sound Brake squeaking sounds added