Ludusavi is a game-save backup tool written in Rust, with an Iced graphical interface and a command-line interface for scripting. It supports save data from game libraries including Steam, GOG, Epic, Heroic, and Lutris.
It uses a community-maintained manifest to locate save files and supports custom entries. Builds are available for Windows, Linux, and macOS, with support for Steam Deck and Proton saves.