Aseprite - Aseprite is an art program dedicated to the creation of pixel art.
MVGEN - Make your own music videos with audio, gifs, and special effects
Pixilart - A drawing app for delightfully retro pixel art
Photomosh - Turn anything into a vaporwave
Pixel Art Studio - A purpose-built drawing tool for pixel artists
HearSeeParty - Combine Gifs with with music using tags