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    HomeDesign NewsODA Adds IFC 4.3 RC4 Support in its IFC SDK

    ODA Adds IFC 4.3 RC4 Support in its IFC SDK

    SCOTTSDALE, AZ, USA, Oct 21, 2021 – Open Design Alliance (ODA), provider of complete interoperability for CAD and BIM, announced the release of IFC 4.3 RC4 support in ODA IFC SDK (Software Development Kit). ODA IFC SDK is a complete solution for professional IFC development that is widely used within the BIM industry. RC4 is the latest release candidate for IFC 4.3, published by buildingSMART International (bSI) in July 2021.


    IFC4.3 RC4IFC 4.3 RC4 file visualized in Open IFC Viewer 22.9


    “Access to RC4 gives ODA member companies a head start integrating IFC 4.3 into their products,” said Neil Peterson, ODA President. “Our free Open IFC Viewer is updated for RC4 as well, giving end users the opportunity to visualize and experiment with the very latest IFC version.”

    IFC SDK also features new support for ifcJSON, improved visualization for complex entity types such as IfcClothoid and IfcThirdOrderPolynomialSpiral, and enhancements to multi-thread file loading.

    Availability and Pricing

    IFC 4.3 RC4 support is available in IFC SDK version 22.9, accessible to all ODA members at

    Open IFC Viewer version 22.9, which supports IFC 4.3 RC4, is available at no cost for personal and professional use at

    About Open Design Alliance

    ODA develops complete interoperability for CAD and BIM. Our SDKs provide data access, creation, visualization, web collaboration and publishing for a wide range of engineering file formats. ODA is supported by more than 1,200 member companies worldwide, including software developers, manufacturers, government agencies, AEC firms, major retailers and other organizations. Learn more at

    Sachin R Nalawade
    Sachin R Nalawade
    Founder and Editor DailyCADCAM. A highly-driven astute professional and avid marketer; equipped with a solid foundation in Academia; Manufacturing, CAD, CAM, CAE industry and Implementing Marketing Initiatives for Global Brands (All Design Software and Hardware Vendors).

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