AV1 Image File Format (AVIF)

AV1 Image File Format is a recent image format based on the AV1 video codec and with a wide feature set.

See the reference side-by-side comparison Common image file formats

	AVIF
Pros	Small file size
Cons	Limited support yet
Features
Lossless	Yes Lossless and lossy
Animation support	Yes
Transparency support	Yes
Layers support	No
HDR	Yes
Developed by	Alliance for Open Media
Commonly used for
Browser support (without plugin)
Google Chrome	Yes Chrome 85
Microsoft Edge	No
Safari	No
Firefox	- in progress
Opera	No
Internet Explorer	No
Additional
File extensions	.avif .avifs
Wikipedia	https://en.wikipedia.org/wiki/AV1#AV1_Image_File_Format_(AVIF)