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CAD Data Exchange Library with New Envelope Geometry Functions

With the new software version 3D_Kernel_IO 2026, CoreTechnologie is expanding the range of services offered by its CAD interface library with an intelligent function for simplifying complex CAD models.

The German French software manufacturer CoreTechnologie (CT) has added a new intelligent function to its proven CAD interface library 3D_Kernel_IO to simplify complex models and expand the range of services offered by the SDK (Software Developer Kit).

The integration of the 3D_Kernel_IO API (Application Programming Interface) provides 3D software manufacturers with 42 up-to-date CAD formats for fast, accurate and cost-efficient reading and writing of CAD data. The API supports CAD formats such as Catia, Nx, Creo, Solidworks, Inventor, Step and Jt, and enables the reading and writing of the most important native CAD and VR formats without a licence for the CAD systems involved.

Data Simplification with Precise Envelope Geometry

The fast and precise algorithm for automatically removing details such as holes and pockets and generating lightweight envelope geometries creates precise and optimised models that are ideal for VR and simulation software.

The new function of the 3D_Kernel_IO API generates extremely lightweight models that meet all the requirements of high-end rendering thanks to their high quality. The CAD models are simplified in a fully automated process, resulting in closed solids.

The new Simplifier function efficiently minimises the data size without the known disadvantages of so-called poly crunching, which significantly alters the shape of the models and considerably reduces the display quality.

The innovative methodology for removing holes, pockets and breakouts and for generating envelope geometries by deleting the internal geometry, for example of complex cast components, reduces the number of elements by up to 95 per cent. The new function in 3D_Kernel_IO enables 3D software manufacturers to use CT’s exclusive technology in an easily integrable SDK without any development work of their own and with immediate readiness for use of the tool.

Easy Integration of Interfaces

The powerful interfaces in the CAD interface library enable reliable processing of complex assembly structures in CAD models and direct access to all information on design elements, semantic PMI and metadata, bringing the entire expertise of the leading specialist in CAD interoperability to every software solution.

The 3D_Kernel_IO tool is available on Windows, Linux, macOS and ARM platforms. The query functions are standardised for all supported CAD formats, making the technology particularly quick and easy to integrate into existing applications.

Further information on the 3D_Kernel_IO software is available at https://coretechnologie.com/products/3d-kernel-io/.

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Background Information on CoreTechnologie

The software manufacturer CoreTechnologie (CT) was founded in 1998 and is headquartered in Germany near Frankfurt am Main with subsidiaries in France, Japan and the USA. The company is the leading provider of 3D Computer Aided Design (CAD) conversion software, known as 3D_Evolution™ (conversion, repair, simplification, analysis), 4D Additive™ (3D printing software suite), 3D_Analyzer™ (CAD viewer with analysis tools) and 3D_Kernel_IO (CAD Interfaces SDK). The company’s mission is to optimise MCAD interoperability in the design value chain and to develop customised solutions for PLM integration and process automation. CoreTechnologie’s customer portfolio includes over 600 internationally active companies worldwide from the automotive, aerospace, mechanical engineering and consumer goods industries as well as leading manufacturers of 3D software. Further information: https://coretechnologie.com/

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