Software for animation, pencil

Dave i was wondering if you know about this, it says the windows version cannot export movie, only flash files.
http://www.pencil-animation.org/index.php?id=Download

option to use After Effects

http://www.adobe.com/products/aftereffects.html
costs almost $1k

Movie "Archon defenders" making-of

So last night we were wondering about the animation software, what tools do we need? On Archon Defender, the Uberector is very open as to how he produced everything!