Tech Soft 3D is an authorized reseller for the Parasolid 3D Geometric Modeling Engine from Siemens PLM Software. Parasolid is the world’s leading 3D solid modeling component software and is licensed to many of the leading independent software vendors (ISVs) on a level playing field basis. These ISVs develop hundreds of Parasolid-based applications in the product design and analysis market space. Parasolid can be used either as an integrated complement to HOOPS 3D Application Framework and HOOPS Exchange or as an independent component. Leveraging Parasolid, your application can add advanced solid/surface modeling capabilities or the ability to read/write the popular XT file format. On this site, developers using Parasolid will find detailed technical information and download access to current or previous versions.