I’d like to share a new online tool that I think is useful for those new to IFC and are trying to apply the correct IFC classes to their models. My usual approach is to browse the spec, but the document can be a little intimidating for newcomers. This quick search tool may help.
Take a peek:
https://blenderbim.org/search.html
Link changed to: https://blenderbim.org/search-ifc-class.html