Command Line Tool to Convert WEBP to JPG

To convert webp to jpg format:

Install Webp Tools

# install webp
sudo apt-get install webp

(Ubuntu version 16)

After that, you'll have the following command line tools:

cwebp

WebP encoder tool

dwebp

WebP decoder tool

vwebp

WebP file viewer

webpmux

WebP muxing tool

gif2webp

Tool for converting GIF images to WebP

Convert From WebP to JPG

# convert from webp to png
dwebp xx.webp -o xx.png

After you got png, you can use other tool to convert it to jpg. Such as ImageMagick Tutorial.

Convert from JPG to WebP

# convert from jpg to webp
cwebp filename -o filename