Those are latest builds for Windows and MacOS of the serious game ConnectiCity. To run this executable you will need Python 3.8 or higher installed on your machine.
Before starting the ConnectiCitiy's application, make sure to install the game's requirement running the "setup_win.bat" file for Windows or "setup_mac.command" for MacOS. Read the "README_TO_SETUP" text file in the release folder for more detailed instructions.
You can find more information in the full documentation of the project.