The most frequent use of .zip files in this context is for sharing massive, pre-built mines.

: The primary source for these custom maps is the official Out of Ore Discord server , where creators upload turnkey maps.

: To use a map from a zip file, you typically need to extract its contents into the game's local save directory: %localappdata%\OutOfOre\Saved\SaveGames . 2. Configuration and Backup Files

A zip file might also be a backup of your local settings or stability fixes.