hud topic
hudkit
transparent fullscreen on-top click-through WebKit web view, for making cool desktop HUDs
srcrepair
SRC Repair is a free open source tool that can be used for tuning and cleaning up Steam and Source engine games.
FTIndicator
A light wight UI package contains local notification, progress HUD, toast, with blur effect, elegant API and themes support.
EvergreenHUD
EvergreenHUD is a Minecraft mod which improves upon your heads up display. It also features an intuitive addons API so external developers can create their own awesome elements.
ArduHUD
Arduino/ELM327-based project to create a car head's up display
ELMduino
Arduino OBD-II Bluetooth Scanner Interface Library for Car Hacking Projects
TTT2
Trouble in Terrorist Town 2 for Garry's Mod (gmod)
SVProgressHUD
A clean and lightweight progress HUD for your iOS and tvOS app.
JGProgressHUD
An elegant and simple progress HUD for iOS and tvOS, compatible with Swift and ObjC.