Steam Archive Manager -

While Steam Cloud handles most saves, this tool provides a manual "archive" for game progress, allowing you to back up saves for games that don't support cloud syncing or to create historical snapshots of your progress.

The Great Bandwidth Heist

An open-source tool that allows you to drag and drop games between different drives and backup folders seamlessly. It is ideal for users who want to "archive" games to a slow HDD while keeping active titles on an SSD. steam archive manager

Restoring an old version usually causes Steam to freak out and re-download the whole game. The Time Capsule feature includes a Manifest Spoofer : While Steam Cloud handles most saves, this tool