tukmc - now discontinued.
The Slickest looking HUD for minecraft you'll see for a while Official MCF Thread (locked)
Things you'll need:
Minecraft Forge This mod Installation process: Installing Forge: Open your Minecraft launcher. Open the "Options" menu near the "login" button Use the link in the Options menu to open the .minecraft directory Navigate to the bin folder. Open minecraft.jar and the Forge version you downloaded with appropriate archive software. (i.e WinRAR, 7-Zip) Drag all contents from Forge into the minecraft.jar Delete the META-INF folder from the minecraft.jar Close both minecraft.jar and Forge download. Go back to the .minecraft directory. Installing tukmc Drag and drop the tukmc .zip file into the mods folder. (Do not extract the contents of the .zip
Thanks to ZeroLevels for the well written installation guide