ByteScope

WebP file format

Google's WebP format, a RIFF container for lossy or lossless images.

MIME type
image/webp
Extensions
.webp
Category
Images

Magic-number signature

0x0000000052494646RIFFRIFF container
0x0000000857454250WEBP'WEBP' form type

About the WebP format

WebP offers both lossy and lossless modes plus animation and transparency, typically beating JPEG and PNG on size. It is a RIFF container: the bytes 'RIFF', a four-byte length, then the form type 'WEBP'.

Related formats

Have a file that might be WebP? Identify it with the File Type Identifier — it reads the magic number locally, nothing is uploaded. Or browse all formats.