RetroDECK is described as 'Powerful all-in-one retro gaming platform designed for handheld gaming PCs like the Steam Deck, full Linux desktops, Linux HTPC setups, and Linux-based PC consoles such as the Steam Machine' and is a game library manager in the games category. There are more than 10 games similar to RetroDECK for a variety of platforms, including Linux, Windows, Android, Mac and Raspberry Pi apps. The best RetroDECK alternative is Lutris, which is both free and Open Source. Other RetroDECK like games are GameHub, Lakka, Batocera.linux and EmuDeck.