KJR Labs

Bring closed tabs back to life — exactly where you left them: scroll position, video time, form data. Never lose your place again.

Play chess instantly from your browser toolbar with AI opponents

Blazing fast, keyboard-first symbol finder. Copy symbols instantly.

Get inspiring quotes with one click - simple and distraction-free motivation boost.

Hover over any Twitter/X username to reveal their country location with a beautiful tooltip

Extract and download YouTube video thumbnails in multiple resolutions from any YouTube URL.