The obvious requirement is Falcao's ABS, of course.
The other one is made by Cidiomar, and can be found here:
http://himeworks.com/redirect.php?type=demo&name=image_collision_detection (Thanks Tsukihime for the upload!)
This is used because I did...
This is an overview of the program itself. I try to cover what every button does. Feel free to skip ahead. You may want to watch directly on youtube so the links below are clickable:
1:40 - Map Properties
5:03 - Toolbar
7:40 - Drawing a Map
9:13 - Game Properties (keyboard remapping)...