I made a command-line based speedrunning timer : r/speedrun

LiveSplit

AGDQ 100% No Warps SpeedRunning Timer Splits Shirt

Double racing version wireless laser timer sprint roller skating track and field running sports moto bicycle infrared induction

Offroad Race Timer

VFC40PCT Flow Controller Cycle Timer - Simply Pumps

Minecraft: Java Edition - Forums - mac timer? - Speedrun

Best Speedrun Timer - Which Timer to Use For Speedrunning

Tb5 dash panel operation - Skinny Piranha Inc.

Microcontroller Based Sequential Timer for DC Motor Control

Premium Photo Measuring the running speed of an athlete using a mechanical stopwatch hand with a stopwatch on the background of the legs of a runner