Here I want to gather some useful tools and links around Linux gaming. I'll update this list with more in the future, so please let me know, if you find something!

Move Steam applications with large files to another install folder. ( deprecated , you can now move games properly in the Steam client itself).

SteamTinkerLaunch (stl) is a linux wrapper script for Steam. It creates/reads game config files on the fly, making it very easy to setup and use, but still giving you the possibility to fully customize game configurations live on game start. The idea is that you just have to edit the steam command line once (imho the editor is not very usable) and everything else can be changed and controlled easily using stl.

Steam Achievement Manager For Linux. Rewritten in C++.

A plugin for Firefox and Chrome that shows ratings from protondb.com on Steam.

This script enables you to switch between steam accounts without the need to enter credentials and a Steam Guard code everytime you try to switch accounts.

Steam emulator that emulates steam online features. Lets you play games that use the steam multiplayer apis on a LAN without steam or an internet connection.

Compatibility tool to run DOS games on Steam through native Linux DOSBox version.

How to install and use Windows-only Unity games on Linux.

The Steam Console Client or SteamCMD is a command-line version of the Steam client. Its primary use is to install and update various dedicated servers available on Steam using a command-line interface.

Minimal GOG Galaxy compatible daemon to allow users to authorize with games that use the Galaxy service.

A simple GOG client for Linux that lets you download and play your GOG Linux games.

LGOGDownloader is unofficial downloader to GOG.com for Linux users. It uses the same API as the official GOGDownloader.

./play.it is a libre software that automates the build of native packages for multiple distributions from DRM-free installers for commercial games. The generated packages are then installed using the standard tools provided by the distribution. Native Linux games are supported, as well as games developed for other systems thanks to tools like WINE, DOSBox and ScummVM.

Chiaki is a Free and Open Source Software Client for PlayStation 4 Remote Play for Linux, Android, macOS, Windows and potentially even more platforms.

GameHub allows to view, download, install, run and uninstall games from supported sources (currently Steam, GOG, Humble Bundle, Humble Trove).

Lutris is an Open Source gaming platform for Linux with support for GOG, Steam, Battle.net, Origin, Uplay and many other sources.

Oversteer Steering Wheel Manager for Linux. Graphical application to configure Logitech Wheels.

new-lg4ff new-lg4ff - Experimental Logitech Force Feedback module for driving wheels.

This driver implements all possible FF effects for most Logitech wheels, except the Logitech G920 Driving Force that should already support them by hardware.

ffbtools ffbtools - Set of tools for ForceFeedBack testing and debugging on GNU/Linux (contains ffbwrap).

pyLinuxWheel A simple utility to configure logitech steering wheels for Linux.

Thrustmaster T150 Force Feedback Wheel Linux drivers Linux driver for Thrustmaster T150 Steering Wheel USB.

Telemetry Telemetry Application for Codemasters F1 201x games.

FFB plugin (v2.5.4) Force feedback plugin for steering wheels in Euro Truck Simulator 2 & American Truck Simulator.

Config for FFB plugin Improved configuration file for the force feedback plugin for steering wheels in Euro Truck Simulator 2 & American Truck Simulator.

SC-Controller User-mode driver, mapper and GTK3 based GUI for Steam Controller, DS4 and similar controllers.

Steam Controller Rumble Hack A hack to get steam controller to support rumble on linux.

ds4drv A Sony DualShock 4 userspace driver for Linux.

xow Linux driver for the Xbox One wireless dongle.

xpadneo Advanced Linux Driver for Xbox One Wireless Controller (shipped with Xbox One S) .

libratbag A DBus daemon to configure input devices, mainly gaming mice.

libratbag currently supports devices from Logitech, Etekcity, GSkill, Roccat, Steelseries.

Piper Piper is a GTK+ application to configure gaming mice using libratbag.

mousekeys.sh Automate switching profiles on libratbag supported devices (gaming mice).

mx3000control Unofficial tool to configure the Perixx MX-3000 (or Sharkoon Drakonia Black) mouse on Linux.

AntimicroX Graphical program used to map keyboard buttons and mouse controls to a gamepad. Useful for playing games with no gamepad support.

Antimicro (v2.24.1) Abandoned graphical program used to map keyboard buttons and mouse controls to a gamepad. Useful for playing games with no gamepad support.

Input over SSH A tool to forward game controllers and other input devices over SSH.

Linuxtrack Linuxtrack is a project aiming to bring head tracking to Linux and Mac.

opentrack Head tracking software for MS Windows, Linux, and Apple OSX.

Yoke (desktop client) Desktop client for the Yoke Gamepad App. Yoke is a hackable Android gamepad for Linux (and Windows).

Yoke Xbox Controller (desktop client) This project is built on top of the awesome yoke, but just provides one joystick: an Xbox Controller, and all the tools needed for using it with Steam.

GX52 (GUI for X52/Pro) GX52 is a GTK application designed to provide control for the LEDs and MFD of Logitech X52 and X52 Pro H.O.T.A.S.

Joycon Joy-Con input driver for Linux.

Open Joystick Display A powerful and easy to use streamer-ready overlay for your joystick or gamepad. Completely free and open source. (Project Discontinued)

JoyShockMapper A tool for PC gamers to play games with DualShock 4s, JoyCons, and Pro Controllers. Gyro aiming, flick stick.