Couldn't find a better place to post it, so I guess this is a good a place as any.
As I couldn't find a good tool to animate models after all those years, I thought it's time that someone steps up and makes one. So, I present you the Anibuilder. How to use it should be quite obvious, but I've included a manual anyway, just to be sure. There might be some bugs in there, so report them here please, if you encounter them. Also, if you find some awkward wording somewhere, tell me, English isn't my first language after all.
Download is here. You need the Visual C++ 2010 Redistributable Package to be able to run it