May just as well throw this one up here.

This is an engine I made a few months back. While it was quite educative to learn how to implement a Wolfenstein 3d type raycaster in flash, I doubt I will ever use it for anything serious.

Move using the arrow keys
1: Enable/Disable background draw
2: Enable/Disable level draw
3: Enable/Disable sprite draw
4: Enable/Disable depth draw
End: Mess around with the terribad editor