GOG Galaxy (galaxyclient.exe)

GOG Galaxy is the desktop game client and launcher from GOG.com that lets users browse, purchase, download, install, and launch games from the GOG catalog. It provides library management, automatic updates, optional cloud saves, achievements, friends and multiplayer features, and integration with other launchers to consolidate a user's PC game collection.

The client emphasizes DRM-free titles from GOG while also offering optional social and platform features (friends, chat, matchmaking). It can...