treeDiM is a CAD and PLM* software editor for design packaging and pos/display. Picador, the CAD software, is used in 55 countries by over 4500 users (packaging manufacturers, digital printers, industrial users or trademark companies, designers). PLMPack, the collaborative platform, is used worldwide by over 15.000 users. Our innovative project for a collaborative ecodesign platform PLM Pack provides many software modules like : PackLIB, a set of libraries of parametric packaging models. StackBuilder, for palletizing, case packing, and truck loading optimization. PackStress to calculate packing and stacking resistance. Optimus launches the new module of Packaging Estimating with automatic calculation of imposition of printing, die-cutting, case packing and palletizing, getting packaging manufacturers to meet all the increasingly demanding requirements of their customers, achieving, reducing the time-to-market.