OpenRCT2, the open source re-implementation of RollerCoaster Tycoon 2, has been released in version 0.4.27 called "We have a duck, a cat and a lizard".

0.4.27 (2025-10-04)

A new stable Steam Client (02.10.2025) has been released for Linux Desktop and the Steam Deck.

Changelog Linux/Desktop client:

Steam Client Update - October 2nd

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

General

The Autumn-Sale 2025 on Steam has begun.

It will last until 06.10.2025.

The update to SteamOS 3.7.15 for the Steam Deck has been released in the "stable"-channel.

Among other things, experimental Wake-on-Bluetooth support for Steam Deck LCD has been reactivated, including support for LE peripherals.
This means that it should now be possible to wake up the Steam Deck with an Xbox controller, for example.

ProtonUp-Qt, a GUI for installing and updating Proton-GE for Steam and Wine-based compatibility tools like Wine-GE for Lutris, has been released in version v2.14.0.

Changelog

Added the Proton-EM compatibility tool
Removed the NorthStar Proton compatibility tool

The recommended way of installation is via Flathub.

The Update 52 "Performance and stability" for the racing-simulation Revhead has been released for Linux on Steam.

Update #52
Performance and stability update
Date: 19. Sept. 2025
Version: 1.9.11340

Dear Revheads!

During the past months, we have collected and analyzed many bug reports and logs. As a results, we have fixed tons of bugs, made some significant memory improvements.

Warzone 2100, a 100% free and open-source 3D real-time strategy game, has been released in version 4.6.1.