To access the contents of a .rar file, you need a file extraction utility. Note that .rar is a proprietary format and cannot be opened by default Windows or macOS tools.
: Projects like XR2Learn use "Beacon Applications" to demonstrate immersive learning technologies, such as simulations for chemistry or machine learning. Beacon.v3.1.rar
Based on the file name structure, this archive could contain one of several things depending on the context: To access the contents of a
: WinRAR (native developer) or 7-Zip (free and open-source). macOS : The Unarchiver or Keka . Beacon.v3.1.rar