Resources

Title	Link
3D Textures - Free seamless PBR textures	https://3dtextures.me
3D Models CC0 - Free 3D models	https://www.3dmodelscc0.com/
Texture Haven - Free CC0 textures	https://texturehaven.com/
HDRI Haven - Free HDRIs	https://hdrihaven.com/
3D Model Haven - Free 3D models	https://3dmodelhaven.com/
Share Textures - Free CC0 PBR Textures	https://www.sharetextures.com/
Clipsafari - Free Clip Art Images	https://www.clipsafari.com/
Freesound - Free sound effects	https://freesound.org/
Texture Ninja	https://texture.ninja/
CC0 Textures	https://cc0textures.com/
Opengameart - free open source mixed game art	http://opengameart.org/
Wikipedia collection of public domain image resources	http://en.wikipedia.org/wiki/Wikipedia:Public_domain_image_resources
Openclipart free public domain clipart graphics	https://openclipart.org/
Blendswap - Free 3D-Models	http://www.blendswap.com/