Customize and style your own unit frames with configurable click cast options. HealBot_5.4.8

IceHUD is a highly configurable and customizable HUD addon in the spirit of DHUD, MetaHUD, and others designed to keep your focus in the center of the screen where your character is. Ice HUD

Prettier nameplates Configurable through interface options (/knp or /kuinameplates)   Kui_Nameplates

LUI is a Next Generation World of Warcraft User Interface dedicated to replace the standard Blizzard UI in a way you cannot imagine. LUI-v3.8.3-662

More to come!