It's always easier to start your project when you have a collection of the most frequent elements. So we decided to help you to make this collection and picked the best resources with elements for your project. We hope it will save a considerable amount of time!
What is a BIM object?
BIM objects or libraries / families / system files in most of the cases are elements for BIM softwares that are based on the real elements. These elements contain detailed information about geometry in 3D, 2D representation and product characteristics.

BIM Object
For software: Archicad, Sketchup, Revit, 3DsMax, Microstation, Rhino, CAD-solutions
Price: Free
Type of library: Architecture / Engineering / Construction
Who can add objects: Manufacturers only
User friendly search and sorting: 🙂🙂🙂🙂🙂
All objects here are based on the real items and can can easily get to the manufacturer's website. These objects also include a full description. And you can sort by the category, by the manufacturer and country (which is also important). Available in many languages and also contain IES files for lightning that could be used for renders.
👉 Website: https://www.bimobject.com/en

National BIM Library
For software: Archicad, Sketchup, Vectorworks, Revit, 3DsMax, Tekla, AECOsim, IFC, CAD-solutions
Price: Free
Type of library: Architecture / Engineering / Construction / Landscape
Who can add objects: Manufacturers only
User friendly search and sorting: 🙂🙂🙂🙂