mangohud

Run application with HUD overlay

$ mangohud [command]

mangohud [options] command

mangohud displays a real-time monitoring overlay on Vulkan and OpenGL applications, showing FPS, frame times, CPU/GPU usage, temperatures, and other performance metrics.

Configuration file: ~/.config/MangoHud/MangoHud.conf
Environment variables:
MANGOHUD=1: Enable for application
MANGOHUD_CONFIG: Override config path

RightShift+F11

Change overlay position

Change overlay verbosity

Toggle overlay visibility

Requires Vulkan or OpenGL application. May impact performance slightly. Configure via config file for persistent settings.

nvidia-smi(1), glxinfo(1)