Pixel art is a game developer's classic. It has a retro feeling while still being quite relevant in indie spaces because of its intricate design. I recommend using pixel art if you are not a competent artist who doesn’t have access to a tablet. It can be drawn with a mouse easily.
A tutorial series that covers all aspects of pixel art
A tutorial series that covers all aspects of pixel art
My personal favorite pixel art creator, I used his tutorials to learn Aesprite
My personal favorite pixel art creator, I used his tutorials to learn Aesprite
A free web app sprite-making tool
Piskel - Free online sprite editor
A free pixel art app that branched from Aesprite in 2016. It’s a more limited version of Aesprite.
My personal favorite and what I use. Often goes on Sale on steam for 10 bucks and it’s DEFINITELY worth it at that price point (or the full.) Robust pixel toolkit for all your pixel art needs.