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Productivity & Developer Blog

Simple guides to help you convert files, compress media, check device info, and use developer tools.
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Fullscreen & Screen Lock API Demo - Web Fullscreen Tester

Verify HTML5 Fullscreen API support and test Screen Wake Lock APIs online. Keep your screen active and test immersive display modes in-browser.

developer tools
Browser Permissions & API Support Checker - Permissions Audit

Audit supported browser APIs and current hardware permission statuses online. Test location, camera, and notification permission states in-browser.

developer tools
Cookie Storage & Session Inspector - Web Storage Tool

Inspect and manage browser cookies, localStorage, and sessionStorage online. Audit local state data and cookie properties securely in-browser.

developer tools
Drag & Drop API Playground - HTML5 Interaction Sandbox

Experiment with HTML5 drag and drop APIs online. Test drag events, drop targets, and file transfer buffers securely in your browser.

developer tools
Event Listener Debugger - DOM Event Inspector

Monitor and debug JavaScript event listeners in real-time. Check event bubbling, capturing, and trigger performance online.

developer tools
Feature Detection & Compatibility Tester - Web API Check

Scan your browser for support of modern HTML5 and Web APIs. Test feature compatibility and check browser capabilities online.

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