{"short_name":"KeyCheck","start_url":"/?lang=en","display":"standalone","background_color":"#121212","theme_color":"#00ff88","orientation":"any","icons":[{"src":"/static/favicon.svg","sizes":"any","type":"image/svg+xml","purpose":"any maskable"},{"src":"/static/og-image-en.jpg","sizes":"1200x630","type":"image/jpeg"}],"categories":["utilities","productivity"],"lang":"en","dir":"ltr","name":"KeyCheck.Online - Keyboard Test","description":"Free online keyboard tester and mouse test tool. Test all keys, check polling rate, detect ghosting. Works on Windows, Mac, and Linux."}