Photon Game Manager
Photon is an advanced game launcher that is designed to make your game collection look amazing.
20 Alternatives To Photon Game Manager
Atomic FE
Atomic FE is a Front-End for Multi-emulators.
Aurora Game Hub
Manage, play and experience your PC Game Library in one slick desktop application.

D-Fend Reloaded
D-Fend Reloaded is a graphical environment for DOSBox.
DJL
Djl is an open-source (GPL licensed) game manager written in Python 2.
EmulationStation
a graphical emulator front-end
GameRoom
Make your video-games library shine!

Happy Chick
Happy Chick emulates more than 18 systems all in one APP
HyperSpin
HyperSpin is an animated arcade frontend for Windows for use on Home Arcade Machines.
Kill Ping
Kill Ping is an online gaming application which reduces high ping and packet loss eliminating lag. Kill Ping is a fix for LoL lag, WoW lag, Dota 2 lag, CS:GO lag, Overwatch lag, Battleborn lag and Doom 4 lag etc.

Lakka
Lakka is the official Linux distribution of RetroArch and the libretro ecosystem.
Latency Optimizer
Badosoft’s Latency Optimizer 3.

Lutris
Lutris is an open source gaming platform for GNU/Linux.
Maximus Arcade
Maximus Arcade is Windows based software that allows for seamless interaction with multiple arcade…
Nvidia Grid
Amazing gaming. Anywhere.
Playnite
Source code generated using layoutit.com

Razer Cortex
A free all-in-one software which gives you the best gaming experience, featuring best gaming deals, PC and Mobile Game Booster, and more!

RetroArch
RetroArch is a frontend for emulators, game engines and media players.

Steam
Steam is the ultimate destination for playing, discussing, and creating games.

Wise Game Booster
Wise Game Booster - free game speedup tool. What can Wise Game Booster do?