Finally… It’s Complete
7 levels… not a lot, but I’m a bad level designer.
A old picture but it’s ok:

Here the download source and jar executable (require Java 7):
Game: https://dl.dropboxusercontent.com/u/1186255/Minicrawler/MiniCrawler.jar
Code: https://github.com/abraracurcix/MiniCrawler
And… finally… the chronolapse:
Good luck for everyone and i want play all!