Test browser permission APIs including notifications, clipboard, geolocation, and more.
Test clipboard API online — check clipboard read/write permissions, rich content support, and paste event handling.
Test geolocation API online — check browser location access with standard and high-accuracy GPS modes.
Test the IdleDetector API to detect user and screen idle state.
Test Fullscreen API online — check browser support for user-triggered and programmatic fullscreen requests.
Test consecutive file download triggers and browser blocking behavior.
Test the Web Share API for sharing text, URLs, and files with native apps.
Test the Pointer Lock API: capture mouse input and track movement deltas.
Test the Web MIDI API: check support and list MIDI devices.
Test the Payment Request API: check support and query payment methods.
Test the Web NFC API: check NDEFReader support and scan for NFC tags.
Test multi-screen detection and window placement API.
Test the Keyboard Lock API: capture system keys like Escape and Alt+Tab.
Test Local Font Access API — enumerate locally installed fonts from your browser and check font availability.
Test Web Speech API online — check speech recognition (speech-to-text) and speech synthesis (text-to-speech) support.