Free Online JavaScript KeyCode Tester

Real-time keyboard event monitoring for developers. Press any key to inspect JavaScript event properties, key codes, and modifiers.

Ready to Listen

Press any key on your keyboard to begin monitoring events.

Modifiers Active

Shift
Ctrl
Alt
Meta / Cmd

Event Listeners

Event History Log

Last 20 Events
Event Type Key Code KeyCode Which Time
No events captured yet. Press a key to see data here.
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