WebP have been in use for many years. It's good for still pictures, but its animation capabilities are very limited, because it's based on a much simplified subset of VP8 video codec.
AVIF on the contrary has great animation support. It's essentially a AV1 video without sound, but with all the benefits of <img> browser tag.
AVIF on the contrary has great animation support. It's essentially a AV1 video without sound, but with all the benefits of <img> browser tag.
https://files.catbox.moe/blnad2.avif (334 KB, 35 seconds, 352×352 18 fps)