Don't know how I missed https://ambientcg.com so far, which is an interesting collection of CC0-licensed textures.

#GameDev

ambientCG - Free Textures, HDRIs and Models

Free 3D Assets Never Looked This Good! Get 2000+ PBR Materials, HDRIs and more for free under the CC0 Public Domain license.

@youen

it's really good! if you need any more recommendations for realistic-ish materials, i personally also use https://cc0-textures.com , https://freepbr.com (does ask you to pay a one-time $16 fee to use them commercially), and https://3dtextures.me

CC0 Public Domain Textures

Download 100% free CC0 textures and PBR materials. No strings attached, no hidden fees, no registration required. Just 100% FREE textures and PBR materials for you to enjoy

@themysticsword
thanks! I knew cc0-textures.com only so far, adding the other ones to my list!