Convert webp to pnm Online: webp2pnm
You can use Tom's Editor to easily convert images from
WebP .WEBP to Portable aNy Map .PNM.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
WebP is an image format with extension WEBP.
PNM images are uncompressed 24 bit RGB images. Can cannot store Alpha channel. PNM images come in 2 types: binary and text. Especially popular on Linux.