Input Diagnostic Suite
Keyboard Test
Test for broken keys, ghosting issues, and rollover performance. Optimized for high-performance mechanical hardware.
Interactive Terminal
Real-time input capture
Recent Activity
Esc
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
~`
!1
@2
#3
$4
%5
^6
&7
*8
(9
)0
_-
+=
Bksp
Tab
Q
W
E
R
T
Y
U
I
O
P
{[
}]
|\
Caps
A
S
D
F
G
H
J
K
L
:;
"'
Enter
Shift
~`
Z
X
C
V
B
N
M
<,
>.
?/
Shift
Ctrl
Win
Alt
Alt
Ctrl
←
↓
↑
→
Mouse Check
L
R
M
Left
Middle
Right
Quick Tip
Click anywhere on the interface and begin typing to start capture. Keys marked BLUE are currently active, while GREEN keys indicate confirmed responsiveness.
Anti-Ghosting Check
Press multiple keys simultaneously to verify your keyboard's rollover capabilities. Critical for competitive gaming and fast typing.
Privacy Policy
No keystrokes are recorded or sent to our servers. All input testing happens locally in your browser for absolute privacy.