This is the most common use. Players of the survival game Icarus often share as .rar or .zip files.
Most reputable modders host these on GitHub or the Icarus Discord . Icarus.rar
You typically extract the contents into a custom \mods folder within the game's local directory. 2. Private Server Files (Riders of Icarus) This is the most common use
In MMO development forums like RaGEZONE , "Icarus.rar" or "Game.rar" often refers to for the game Riders of Icarus . These are used by developers to set up private servers or test virtual machines (VMs). 3. File Compression for Updates Icarus.rar