Blender Suco published a HUGE list of interesting resources for Blender users.
Blender Suco writes:
I made a super list of interesting links where one can find useful resources to any digital artist, especially the user and Blender 3D. Not to be always creating new pages with more and more links'll always want to update this.
- Downloads, textura, HDRI, Materiais, Modelos e Referências – CG & Blender (Original, Portuguese)
- Downloads, texture, HDRI, Materials, Models, and References - CG & Blender (Google translated)