Online level maker game.

Download.
Run.
Enter name.
Enter room size.
Press Join.
Make a level.

Press [ on your keyboard (inside the game) to copy a level and then create a pastebin and paste it inside.
Copy a level from a pastebin found  here and then press ] inside the game to load it.

Last link download link plays it in the browser directly.
http://recklessgame.net:8000/