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Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress

Cross-browser end-to-end testing for modern web apps

Simplify front-end testing with Cypress' open-source app. Explore our versatile testing frameworks for browser-based applications and components.

Simple and complete testing utilities that encourage good testing practices

React Testing Library builds on top of DOM Testing Library by adding

build

Next Generation Frontend Tooling

webpack is a module bundler. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset.webpack is a module bundler. Its main purpose is to bundle

Turbopack is an incremental bundler optimized for JavaScript and TypeScript, written in Rust, and built into Next.js.

compile JS code

The zero configuration build tool for the web.

Application performance monitoring for developers & software teams to see errors clearer, solve issues faster & continue learning continuously. Get started at sentry.io.

Sign up for free, no credit card required with New Relic the all-in-one observability platform for engineers to monitor, debug, and improve their entire stack.

LogRocket helps you understand problems affecting your users, so that you can get back to building great software.

At Vercel, our mission is to enable developers to build and publish wonderful, high-performant apps and websites. Learn more about Vercel here.

Get a complete view of your customers with Mixpanel digital analytics. Track, analyze, and act on user behavior to drive acquisition, growth, and retention.