ZdannHUD is a simple HUD mod that has all the essentials you'd expect from other infohuds, without any of the bloat seen in some other mods. Almost everything can be customized to your liking, from chat notifications to HUD colors and skill cooldowns.
Features
Timers for drills and other similar objectives.
Indicators for active skills.
Counters for kills, accuracy, pagers, and much more.
Extreme customization.
Great mod compatibility.
Loads of other features I forgot.
Tells you almost every single mundane thing you do, like any reasonable InfoHUD.