Weasyl Crossposter автор warpKaiba

This extension will allow you to crosspost your art to Weasyl from these sites: FurAffinity, e621, SoFurry, InkBunny, and DeviantArt.
Click the extension icon in the extension toolbar while on the submission's page and it will open the Weasyl upload page with all the info from the submission page.
It will attempt to get the submission's title, description, tags, rating, category, and image.
Based on the Waxpost Chrome extension.