OptiFine on Twitter: "Website is back up, and broken capes should be fixed. There is also a new "Banners" tab where you can view the most popular OptiFine banner cape designs currently.
Can Anyone Send Me A Url Of This OptiFine Cape? | Hypixel - Minecraft Server and Maps
I created a web-based editor that makes it easy to design complex banner art :) : r/Minecraft
5 Optifine Cape Designs - Cool Optifine Capes - Black and White Capes - YouTube