This RTS Engine is very similar to Warcraft 1 and 2.
DEMO: https://www.dropbox.com/s/fazknl6eii5gx56/RTS%20GM%20Marketplace%20Simple%20Installer.exe?dl=0
Make sure you create a constant variable called GRID_SIZE and set it equal to 64. You can do this by going to Macros and double-clicking on Default.
Graphical or sound assets may not be redistributed, or re-used in a free or commercial product. Source code may be used freely.
End User Licence Agreement (EULA).