JPEG XL Test Page

Here is an example image:

JPEG XL, 182 kb, ssimulacra2: 87.43	WebP, 237 kb, ssimulacra2: 78.73	JPEG, 262 kb, ssimulacra2: 86.49	PNG, 918 kb, ssimulacra2: 100

Here is an example of an image with alpha transparency:

JPEG XL, 46 kb, ssimulacra2: 89.35	WebP, 65 kb, ssimulacra2: 80.23	PNG, 227 kb, ssimulacra2: 100

Here is an example of a wide-gamut image (you should see a faint Webkit logo when viewed on a P3 display):

JPEG XL, 10 kb, ssimulacra2: 100	JPEG, 24 kb, ssimulacra2: 84.66	PNG, 48 kb, ssimulacra2: 100

Here is an example of an animation:

JPEG XL, 341 kb	WebP, 391 kb	APNG, 991 kb	GIF, 384 kb