Hi, I started to develop a tool that helps you to calibrate your reprap. At the moment it is available in German and in English. This is just the Working part of the Project. pre - Alpa phase Planed Features: Languages: -English If you have more ideas or you find a bug write me a message or comment this Thing. V1.0.6 : - Changed the default language to English V2.0.0: - G-Code Analyzing added (Length,Weight, Volume, Price) Thanks to Josef Prusa for his awsome calculation formulas!!!!