Web APIs
135 in Web platform, most used first.
- Attribution Reporting API
- Audio Output Devices API
- Audio Session API
- Background Fetch API
- Background Synchronization API
- Background Tasks API
- Badging API
- Barcode Detection API
- Battery Status API
- Beacon API
- Broadcast Channel API
- Canvas API
- Channel Messaging API
- Clipboard API
- Compression Streams API
- Compute Pressure API
- Console API
- Contact Picker API
- Content Index API
- Cookie Store API
- Credential Management API
- CSS Custom Highlight API
- CSS Font Loading API
- CSS Painting API
- CSS Properties and Values API
- CSS Typed Object Model API
- CSSOM view API
- Device Memory API
- Device Posture API
- Document Picture-in-Picture API
- EditContext API
- Encoding API
- Encrypted Media Extensions API
- EyeDropper API
- Federated Credential Management (FedCM) API
- Fenced Frame API
- Fetch API
- File and Directory Entries API
- File API
- File System API
- Fullscreen API
- Gamepad API
- Geolocation API
- History API
- HTML DOM API
- HTML Drag and Drop API
- HTML Sanitizer API
- Idle Detection API
- IndexedDB API
- Ink API
- InputDeviceCapabilities API
- Insertable Streams for MediaStreamTrack API
- Intersection Observer API
- Invoker Commands API
- JS Self-Profiling API
- Keyboard API
- Launch Handler API
- Local Font Access API
- Media Capabilities API
- Media Capture and Streams API (Media Stream)
- Media Session API
- Media Source API
- MediaStream Image Capture API
- MediaStream Recording API
- Navigation API
- Network Information API
- Notifications API
- Observable API
- Page Visibility API
- Payment Request API
- Performance APIs
- Permissions API
- Picture-in-Picture API
- Pointer Lock API
- Popover API
- Presentation API
- Prioritized Task Scheduling API
- Private State Token API
- Prompt API
- Push API
- Remote Playback API
- Reporting API
- Resize Observer API
- Screen Capture API
- Screen Orientation API
- Screen Wake Lock API
- Selection API
- Service Worker API
- Shared Storage API
- Speculation Rules API
- Storage Access API
- Storage API
- Streams API
- Summarizer API
- SVG API
- Topics API
- Trusted Types API
- URL API
- URL Pattern API
- User Preferences API
- User-Agent Client Hints API
- Vibration API
- View Transition API
- Viewport Segments API
- VirtualKeyboard API
- Web Animations API
- Web Audio API
- Web Authentication API
- Web Bluetooth API
- Web Crypto API
- Web Locks API
- Web MIDI API
- Web NFC API
- Web Periodic Background Synchronization API
- Web Serial API
- Web Share API
- Web Speech API
- Web Storage API
- Web Workers API
- Web-based Payment Handler API
- WebCodecs API
- WebGL: 2D and 3D graphics for the web
- WebGPU API
- WebHID API
- WebOTP API
- WebRTC API
- WebSocket API (WebSockets)
- WebTransport API
- WebUSB API
- WebVR API
- WebVTT API
- WebXR Device API
- Window Controls Overlay API
- Window Management API
- XMLHttpRequest API