Every few years, someone publishes a piece declaring JavaScript dead, broken beyond repair, or about to be replaced by something cleaner. TypeScript was supposed to kill it. WebAssembly was supposed to make it irrelevant. Python was supposed to take over everything.
JavaScript is still here. It's bigger than ever.
Why JavaScript Refuses to Die
JavaScript runs in every browser on the planet. That's not a technical argument—it's a distribution argument. Nothing else has that install base. You can debate the language's quirks all you want, but if you want to build something that runs in a browser without plugins or runtimes, you're writing JavaScript (or something that compiles to it).
But the browser is just the beginning. The modern JavaScript ecosystem covers:
- Web applications — React, Vue, Angular, Svelte, and a dozen others
- Mobile apps — React Native, Expo, Ionic
- Backend servers — Node.js, Deno, Bun
- Game development — Phaser, Three.js, Babylon.js
- Automation and scripting — wherever Node.js runs
- Desktop apps — Electron, Tauri (with a JS frontend)
One language, one ecosystem, the entire stack. That's a powerful proposition—especially for small teams that can't afford to hire specialists for every layer.
The Ecosystem Advantage
The npm registry has over two million packages. That number is both a joke and a superpower.
Yes, the left-pad incident happened. Yes, there are too many packages that do the same thing. But the depth of the ecosystem means that for almost any problem you're trying to solve, someone has already solved it, published it, and maintained it. The friction from idea to working prototype in JavaScript is lower than in almost any other language.
Node.js made JavaScript viable on the server. React made component-based UI the default way to think about front-end development. TypeScript gave large teams the type safety they needed to scale. The ecosystem evolved to address its own weaknesses—which is exactly what healthy ecosystems do.
The Developer Experience Keeps Getting Better
Tooling has improved dramatically. Vite made builds fast. TypeScript made large codebases manageable. ESLint and Prettier removed entire categories of code review arguments. Next.js made full-stack JavaScript a serious option for production applications.
A JavaScript developer in 2023 has better tools than a developer in any other language had five years ago. The pace of improvement hasn't slowed down.
The Community Is an Asset
JavaScript has one of the largest developer communities in the world. Stack Overflow surveys have ranked it the most-used language for over a decade running. That means:
- More tutorials, more documentation, more answered Stack Overflow questions
- More engineers available to hire
- More open-source contributors maintaining the libraries you depend on
- A faster feedback loop from the broader developer experience back into the ecosystem
A Note on the Jokes
Yes, JavaScript has quirks. typeof null === "object" will never not be weird. The this keyword has its own biography. Asynchronous JavaScript has produced some of the most creative curse words in software history.
But every language has its sharp edges. The JavaScript community has developed such a rich culture of humor around its language's oddities that there's a genre of conference talks dedicated to them. That's not a sign of a language in decline—it's a sign of a community comfortable enough with itself to laugh.
JavaScript isn't perfect. It doesn't need to be. It's everywhere, it's getting better, and the ecosystem around it is one of the most valuable engineering assets in the industry.
If you're looking to go deep on the JavaScript ecosystem—tools, frameworks, libraries, what to use and when—Exploring the JavaScript Ecosystem by Mirza Leka is an excellent place to start.
Long live JavaScript.