Ludusavi is a tool for backing up your PC video game save data, written in Rust. It is cross-platform and supports multiple game stores. Ability to back up data from more than 10,000 games plus your own custom entries. Backup and restore for Steam as well as other game libraries. Both a graphical interface and command line interface for scripting. Support for saves that are stored as files and in the Windows registry, Proton saves with Steam, and Steam screenshots. Available as a Playnite extension