- https://github.com/opensourceBIM/BIMsurfer
- https://github.com/hql7/wl-bim-viewer
- https://github.com/xeokit/xeokit-bim-viewer
- https://github.com/IFCjs/web-ifc-viewer
- github.com/ifcquery/ifcplusplus IfcPlusPlus is an open source C++ class model, as well as a reader and writer for IFC files in STEP format.