Greasy Fork is available in English.
Previews covers in vndb.org searches when hovering over the respective hyperlinks.
Script made to fix the lack of cover preview functionality in http://vndb.org/. Now when hovering over a link it will create a popup with the cover image for that particular visual novel.
This script also includes a caching functionality where previously hovered links will be saved and are much faster to load on subsequent hovers.