jxl-meme.webp - Feddit

HEIF, let’s go.
You mean AVIF?
Fek google and its avif. JPEG XL is much efficient
Avif is av1 based, open and free.
JPEG-XL is open and free aswell! I am talking about efficiency. It takes much less space for the same image with no quality loss
JPEG XL - Wikipedia

I am not sure that claim is entirely correct, do you have testing to share against avif? I haven’t found anything to come out on top of avif, my whole library is avif now so I have done a lot of testing and encoding