Wyrmsun is an open-source RTS game which features elements of mythology, history and fiction.
Version 1.9.5 of Wyrmsun. Installation Instructions: To install Wyrmsun, just extract the contents of the archive to the desired location (i.e. C:\Program Files\). When updating from a previous version, delete all subfolders and files except for the "wyr" folder and its contents. Then extract the contents of the archive to the location where Wyrmsun is installed.