ludusavi
Ludusavi is an efficient tool for backing up PC game saves across various platforms and game stores, supporting over 19,000 games. It includes both graphical and command line interfaces with tab completion for multiple shells. Compatible with major libraries such as Steam, GOG, and Epic, it supports backups of file and registry saves, Steam Proton saves, and screenshots. Additionally, it can be integrated as a Playnite extension and is compatible with the Steam Deck. Users can contribute to its data on PCGamingWiki and assist with translations on Crowdin. Available on Windows, Linux, and Mac, Ludusavi is accessible through multiple package managers.