overlay

A Crosshair Overlay for any screen

A gaming performance overlay and telemetry application to monitor and measure your gaming experience.

The Open Capture and Analytics Tool (OCAT) provides an FPS overlay and performance measurement for D3D11, D3D12, and Vulkan.

A modern, open-source, and free voice chat overlay for Discord that supports Mac, Linux, and Windows!

A clean, modern and robust overlay for Monster Hunter games.

Highlight parts of the screen by partially hiding unneeded parts