itch.io

Games in which the player shoots things to progress, usually with a variety of guns, and other times with bows and arrows.

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

Pixel Art refers to the charming, simplistic, retro/renaissance style of very-low-resolution graphics, such as from the 1977-1995 Atari, GameBoy, & Super Nintendo (SNES) eras.

Sprites are generally 2D images used in games to represent objects. They can be animated or static, and come in different styles like isometric or top-down.