I've started creating free game assets back in 2010, and now;

‣ 182 packs on my website
‣ Contain a total of 35,229 unique assets
‣ 31,154 are 2D sprites
‣ 2,974 are 3D models

Grab 'em here (free, public domain, no ads, no registration, no tracking): https://kenney.nl/assets