Game Library Manager

GameHub allows to view, download, install, run and uninstall games from supported sources.

GameHub supports non-native games as well as native games for Linux.

It supports multiple compatibility layers for non-native games:

    Wine / Proton
    DOSBox
    RetroArch
    ScummVM

It also allows to add custom emulators.

GameHub supports WineWrap — a set of preconfigured wrappers for supported games.

GameHub supports multiple game sources and services:

    Steam
    GOG
    Humble Bundle
    Humble Trove

Locally installed games can also be added to GameHub.

GameHub

Linux

AppImageHub

Flatpak

Games library manager.
Supports: Steam, GOG, Humble Bundle, Humble Trove, Wine and RetroArch.

Steam

itch.io

RetroArch

Heroic Games Launcher

Windows

GitHub

Heroic is an Open Source Game Launcher for Linux, Windows (Beta) and MacOS (Limited to Windows games using Wine/Crossover). Right now it supports launching games from the Epic Games Store using Legendary, a CLI alternative to launch epic games.

Apps with 'Proton support for linux' feature

GameHub

Heroic Games Launcher

Proton Caller