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 opendesign.com.

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

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 opendesign.com.

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