I've created a free sci-fi asset pack for the asset pack jam (link in the comments) : r/blender
Buildings Pack 3d model. Free download. | Creazilla
Blender Grass Asset Pack free 3D model | CGTrader
Demo Files — blender.org
ArtStation - FREE 3D ASSET PACK | ILLUSTRATION | CONCEPT ART | ZELDA | Resources
Free Demo - Furniture And Home - FlippedNormals
Top free game assets tagged Blender and Pixel Art - itch.io
Download Free 3D Templates, Characters, 3D Building And More ! | Download Blender Market - Realistic Nature Asset Pack V.1.1 Free - Download Free 3D Templates, Characters, 3D Building And More !
Asset Browser Project Update — Developer Blog
Free Blender HDRI Assets Library - over 127 hdris and its growing! - Materials and Textures - Blender Artists Community