Can I use... Support tables for HTML5, CSS3, etc
Test a feature Our partnership with BrowserStack now lets you test your website for compatibility across 2,000+ real browsers and devices. Test on: Did you know? Next If a feature you're looking for is not available on the site, you can vote to have it included.
✨ Your best Front-End Tool ✨
🗂 The Front-End Checklist Application is perfect for modern websites and meticulous developers! Follow the rules and deliver the best of your work in a generated report!
SVGR - Transforms SVG into React Components. - SVGR
A complete tool box to take advantage of using SVGs in your React applications. SVGR handles all type of SVG and transforms it into a React component. SVGR is everywhere. Available online, in CLI, Node.js, as a webpack plugin... The list is long. SVGR is entirely configurable.
Mockaroo - Random Data Generator and API Mocking Tool | JSON / CSV / SQL / Excel
A free test data generator and API mocking tool - Mockaroo lets you create custom CSV, JSON, SQL, and Excel datasets to test and demo your software.
What is my viewport
What Is My Viewport - A simple online tool for quickly finding the dimensions of your current device's viewport!
ExplainDev | Understand code on your browser at the click of a button.
Developers turn to the web for solutions when they get stuck. And when you're new to a programming language, it's often hard to understand the solutions or examples written by others. ExplainDev is a browser extension for increasing developer productivity by shortening the turn around time between finding code online and applying it to your project.
Normalize.css makes browsers render all elements more consistently and in line with modern standards. It precisely targets only the styles that need normalizing.
Favicon & App Icon Generator
Convert PNG to ICO, JPG to ICO, GIF to ICO. Create favicon.ico and iOS / Android App Icons. Edit a favicon to fit your needs, or search our gallery.
Mobile-Friendly Test - Google Search Console
Is your web page mobile-friendly? Test how easily a visitor can use your page on a mobile device. Just enter a page URL to see how your page scores. The web is being accessed more and more on mobile devices. Designing your websites to be mobile friendly ensures that your pages perform well on all devices.
CSS Specificity Graph Generator
Spikes are bad, and the general trend should be towards higher specificity later in the stylesheet.
Identity Verification Solutions for Every Business | Persona
Introducing the improved Dynamic Flow: Build and optimize conversion-focused onboarding flows Choose the building blocks you need to create the ideal identity verification experience for your business and customers. Discover the right tools for the right job From live selfies to government IDs to database lookups, Persona offers a suite of fully automated verification components you can use to build the right verification flow for each use case and customer.