Quixel Megascans Alternatives

Quixel Megascans is described as 'Quixe Megascans is a massive scan library. Megascans provide assets for games, vfx and much more. It's contents are 3D assets, vegetation, decals, tileable surfaces'. There are three alternatives to Quixel Megascans, not only websites but also apps for. The best alternative is OpenGameArt.org, which is free. Other great sites and apps similar to Quixel Megascans are Texture Haven (Free, Open Source) and Poliigon (Freemium).