Valve has released another stable Steam-Client (14.05.2020) for Linux:

UPDATE NEWS - STEAM
Latest Update 14 May

A new Steam client has been released and will be automatically downloaded.

General
Fix crash when page search bar is dismissed while a search is in progress

Library
Added a new library shelf "Play Next", which recommends unplayed games from your library (similar to the Steam Labs experiment of the same name).

For the prison-management-game Prison Architect the free DLC "Cleared for Transfer" and the update "The Bucket" have been released for Linux on Steam.

The complete release-notes for both can be found here.

To all wardens,

For the hospital simulation/management game Two Point Hospital the Update 1.20 "R.E.M.I.X. V2" has been released for Linux on Steam:

Hello friends,

Today is THE DAY! Free Update 1.20 is live on Steam with R.E.M.I.X. V2 and more!

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 Linux-version of the post-apocalyptic adventure called Beautiful Desolation has received the update 1.0.3.9 on Steam.

The developer even bought an additional Laptop with AMD-graphics-card, to find a bug which prevented the playing of in-game-videos.

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!