Here is a list of some of the most used admin commands that are available in Roblox. You can access admin commands by typing “: cmd.” in your chatbox in Roblox. List of Available Admin Commands In Roblox: However, the actual commands he made are not active now. And it’s was the most used script in Roblox up to this day. The first Roblox user to create admin commands is known as “Person299.” He created a command script in 2008 Roblox. Especially if you don’t know anything about writing codes. You can create admin commands, but the process is a little complicated. 1.4 Can Another player Hack the Roblox Admin Commands?.1.1 List of Available Admin Commands In Roblox:.