Hi AAArcade!
The organization will answer you better than me, but I think that it does not matter the tool used, but the mechanics of the game, in which you type text and get a response from the game: Not only clicking text, but typing free text, that is, whatever the player could think, so the “Parser engine” will “interpret” what the player was trying to do, and give the results.
Some of us here are using our own tools, but the easy way is use an existing one, like Adventuron, Inform, ...