Here you can find links realted to Kicad. An Open Source EDA package that is really good! Make your own PCBs and have fun. KiCadKiCad is an Open Source EDA package capable of most things you need when designing electronics.FreeCADFreeCAD is an Open Source 3D CAD package specially for parametric designs. Handles step files and you can add a lot of modules for what you need.FreeCad PCB moduleThis module/addon to FreeCAD lets you import Kicad .board files directly and attach step files to the components. Lots of nice features! BUT you should read the manual.. Kicad StepupKiCAD stepup lets you automatically generate step models of your complete boards. Great tool!KiCOSTKiCost is a handy BOM generation tool that also fetches current prices from several vendorsFreeRoutingAutorouter using the Spectra format. Can be run as standalone or added to Kicad as a .jar file.