Om dizze add-ons te brûken, moatte jo Firefox downloade.
An elegant extension that adapts webpage aesthetics to match your mood and enhance readability.
简单的离线工具，用于为图片增加基于CSS的滤镜效果。并支持保存图片至本地。
Minimalist new tab page that provides seamless access to search and productivity tools, all with customizable colour themes.
