All WCAG criteria
WCAG 2.1·Operable·2.1 Keyboard Accessible
2.1.1 Keyboard
Level AAll functionality must be operable with a keyboard alone — no mouse required.
Why it matters
Many users cannot use a mouse: blind users, users with motor impairments, switch-device users.
Common failure
<div onclick="open()">Open</div>
Accessible version
<button onclick="open()">Open</button>
How OnlyEnable handles this
Partially mitigated. OnlyEnable adds keyboard handlers to common click-handler patterns on divs/spans.