JerkMon

Browsers only tell us so much. There is a more accurate version, backed by a tool available for Microsoft Windows and Linux Wayland.

Animation Frames Intervals (ms, log2 scale)

Red indicates a frame with no new pointer events.

Pointer Move Intervals (ms, log2 scale)

Pointer Move Events Per Update (log2 scale)

Pointer X Offset (pixels)

Pointer Y Offset (pixels)