Vercel has launched "react-best-practices," an open-source repository featuring 40+ performance optimization rules for React and Next.js apps. Tailored for AI coding agents yet valuable for developers ...

Discover 8 best online JavaScript compilers to practice code instantly. Compare features, speed, and ease of use. Start ...

A critical vulnerability affecting the popular open source JavaScript library React is under attack — by none other by Chinese nation-state threat actors. CVE-2025-55182, which was disclosed Wednesday ...

Facepalm: A widely used web technology is affected by a serious security vulnerability that can be exploited with minimal effort to compromise servers. Known as "React2Shell," the flaw may require ...

React conquered XSS? Think again. That's the reality facing JavaScript developers in 2025, where attackers have quietly evolved their injection techniques to exploit everything from prototype ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Note, this article deals with client-side JavaScript. For a client and server-side JavaScript ...

Get started with HTMX: Dynamic HTML without JavaScript HTMX, now in version 2.0, is an HTML extension syntax that replaces JavaScript with simple markup while leaving the choice of server-side APIs ...

Welcome to a new year of programming and the brand new monthly list of JavaScript stories just for developers! Among the highlights so far: Svelte and SvelteKit have seen a slew of incremental ...

From there, inside the hello-world folder that gets created, run a single npm start command to start your app and make it available on port 3000 of localhost: This React Hello World tutorial ...