Top Down Engine (Game Maker Studio 1.4): View it on itch.io
Can be converted to Game Maker Studio 2.0 relatively easily. Even though this tool is not officially supported anymore we are willing to help you with converting it for newer versions of Game Maker.
Networking Template (Game Maker Studio 1.4): View it on itch.io
This is a demo project that showcases network functionality in Game Maker. In order to use this template, it is highly recommended to use Game Maker Studio 1.4 as newer versions cause significant compatibility issues.