itch.io

Uses two-dimensional "sprites", 2D images created and used on a flat plane, as opposed to the three-dimensional models or environments found in 3D games.

Offering easy-to-understand mechanics and accessible gameplay, this category emphasizes relaxed, enjoyable experiences suitable for players of all ages and skill levels.

Pretty sure everything is indie on itch.io but just in case you want something extra indie.

Games that can be played alone