Keyboard Diagnostic Hub
Test mechanical and membrane keyboards online. Check key responsiveness, NKRO rollover capacity, switch chatter double-clicks, and layout mapping.
Full 100% Keyboard Tester (ANSI)
Test all 104 keys for press, hold, and key ghosting on standard full ANSI layout
Run testTKL 80% Mechanical Keyboard Tester
Tenkeyless layout keyboard matrix diagnostic with switch sound feedback
Run test60% Compact Keyboard Tester
Compact 61-key layout testing Fn layer combinations and modifier keys
Run testNKRO N-Key Rollover Test
Verify N-Key Rollover capacity — test how many simultaneous keypresses your PCB registers
Run testKey Switch Chatter & Bounce Test
Detect mechanical switch contact bounce double-typing faults in milliseconds
Run testKeyboard Polling Rate & Latency
Measure USB keyboard report rate in Hz (1000Hz / 8000Hz) and input delay
Run test