Top and Down buttons everywhere (no Jquery)

Buffers the video without autoplaying and puts it in HD if the option is on. For Firefox, Opera, & Chrome

Bypass Ads

Enhances Github comments

Can work on almost any webcomic/manga page, preloads 5 or more pages ahead (or behind), navigates via ajax for instant-page-change, lets you use the keyboard, remembers your progress, and it's relatively easy to add new sites