JavaScript allows you to create powerful functionalities for a web app’s frontend or backend. You can expand these functionalities further by adding a web application framework, like Angular or Vue. These tools simplify and quicken the process of frontend web app development.
Today, you’ll learn how a framework can improve your developer experience and breakdown the unique qualities of the top 7 JavaScript frameworks.
These six, curated modules will teach you how to make your own websites from scratch or gain a richer understanding of web dev.
In web development, developers either work on the front-end or the back-end. The front-end refers to any part of your website or application the user interacts with. When you visit a website, all you see, from the header down to the content, and all the interactions are part of the front-end. This includes the buttons, forms, images, layout, and basically everything you can see and use on the website.
On the other hand, the back-end is what happens under the hood. This includes everything that happens on the server-side, databases, and everything the user does not see behind the scenes. For example, if you have an Instagram account, you can log in and see your feed, followers, and pictures. You know Instagram stores all your data, including your password on its servers, but can you see those servers? No. So, that’s the back-end.
JavaScript developers use frameworks as a foundation to build applications faster. A framework is a bunch of reusable code created for specific functionality that you can use in your programs. Frameworks help you to avoid unnecessarily reinventing the wheel or wasting time writing code that’s already been made! Many popular front-end frameworks for web dev are written in JavaScript, so you can manipulate them to suit your needs.
Front-end frameworks are pre-packaged code you can use to build user interfaces faster. They allow you to organize the design elements of your web applications and come with pre-built components like buttons, forms, navigation bars, and more. Popular examples here include React.js, Vue.js, etc. Conversely, back-end frameworks allow you to build robust APIs, work with web services, and databases. You can use them to handle multiple HTTP requests and connect with any database you want to use.
Using a front-end framework has plenty of advantages, and most developers will encourage you to use them. Some of the advantages are:
For instance, in React, we can create a component like so:
Here, we have built a small component we can use throughout our website instead of creating yet another copy of the same piece of code as we would in plain HTML/CSS. How great is that?
Now that we know what front-end frameworks are and why we need them, let’s dive into the most popular JavaScript frameworks of 2020 that you should know. Choosing a framework can be a difficult decision, so let’s take a look at what each offers and how they differ.
Vue is a JavaScript framework used to build user interfaces for web applications. It was created by Evan You in 2014 and is best suited for single-page applications, asynchronous components, prototypes, and server-side rendering. If you are already familiar with JavaScript, you can easily pick up Vue.js, as you don’t need to know tons about JSX or ES2016 to get started. The latest version of Vue features composition API, the global mounting API change, and fragments. Some notable companies that use Vue.js are Facebook for their Newsfeed marketing, Adobe’s Portfolio product, and Grammarly’s interface.
Another popular front-end framework is Angular. Created by Misko Hevery and Adam Abrono in 2009 as a side project, it is currently maintained by Google. Its current version, released May 2019 is called Angular 8 and built entirely with Typescript. The framework features differential loading, lazy loading syntax, and builder and workspace APIs.
With Angular, you can use HTML for your templates and bind the HTML to express your components clearly. It also helps you reduce the amount of code you have to write with its data binding and dependency injection, all in the browser. Some notable companies with Angular in their tech stack are Google, Udemy, and Amazon.
Note: There is a difference between Angular.js and Angular. Angular is the new version of Angular.js, and it offers many improvements. AngularJS is open-source, JavaScript-based framework for dynamic app development. HTML is its template language.
React is a widely-popular front-end library created by a Facebook software engineer, Jordan Walke in 2011. It is used to create dynamic user interfaces and is well-loved among JavaScript developers. React has a thriving community online, great documentation, and even courses on its website. Sometime after it was released, the React team created React Native, a framework for hybrid mobile development.
React renders web pages in a way that makes them dynamic and responsive to a user’s input. It is an open-source JavaScript library and lets you build impressive user-side interfaces that are fast and SEO-friendly. Some features of React.js include reusable components, one-way data binding, and the virtual DOM. Some notable apps build with React are Facebook (homepage), Instagram (geolocations and tagging), and the New York Times (Oscar red carpet project interface).
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Express is a JavaScript back-end framework that helps you create Restful APIs that accept requests from the frontend and send an appropriate response. With Express, you can build a sturdy back-end server. Created in 2010, Express.js is a flexible Node.js framework that can help you build a backend for single-page applications and hybrid applications. It is an open-source tool, and some of its features include a flexible middleware pattern, debugging, and robust routing tools. Some notable companies with Express in their tech stack include IMB, FOX Sports, and Kuali.
Backbone.js is another frontend framework that allows you to structure the code you write in the Model View Controller pattern. In this framework, the view also doubles as a controller, and it listens to events that happen in the DOM and passes them to the models as needed.
Backbone was created in 2010 and is written in JavaScript, even though some parts of it rely heavily on jQuery. It provides a structure to your web applications and features key-value binding, custom events, and a rich API. With Backbone, you can also connect an API you’re already using with your user interface. Some notable companies with Backbone in their tech stack include Reddit, LinkedIn, and Trello.
Ember is a user-side front-end framework for creating single-page web applications with complex user interactions. It’s mostly used for its scalability and flexibility. Created in 2011, it has a small but active community and gives the ability to write structured, organized code. It’s a Model View Controller framework that developers used to build user-side web applications. It uses a route as a model and handlebar template as views, and the controllers manipulate the data in the model. Some notable companies with Ember in their tech stack include Square, Twitter, and Groupon.
Initially created in 2012, Meteor is an isomorphic framework written in Node.js, so it can be used for both the user-side and server-side of your application. It is best suited for rapid prototyping and can be used for both mobile and web applications.
With Meteor, you can build a full-stack application without needing to integrate with another framework. It is easy to pick up and gives you access to a ton of useful libraries with different functionalities you can use to get your app up and running.
Libraries like Tracker and Blaze help you build a smooth, consistent user interface in no time. You can also integrate this framework with MongoDB. Meteor features a complete development ecosystem, live reload, and isomorphic JavaScript code. Some notable companies with Meteor in their tech stack include Accenture, Rocket.Chat, and ShopCo.
In the past few years, the definition of a “frontend framework” has evolved. Developers today are not just choosing between React, Vue, or Angular — they’re also considering meta-frameworks built on top of them. These tools combine client-side rendering (CSR), server-side rendering (SSR), and static site generation (SSG) to deliver better performance, SEO, and developer experience.
Next.js and Remix (built on React) enable hybrid rendering, route-based data loading, and edge deployment out of the box.
Nuxt.js (for Vue) brings SSR and SSG capabilities to Vue apps.
Astro and Qwik focus on partial or resumable hydration, delivering lightning-fast load times with minimal JavaScript.
These tools blur the line between frontend and full-stack development, letting teams build highly dynamic, production-ready apps with less configuration and better performance.
The “big three” — React, Vue, and Angular — have matured significantly since 2020. Choosing between them now involves understanding how their component models and ecosystems have evolved:
React introduced Server Components, concurrent rendering, and built-in data fetching patterns through frameworks like Next.js. These features reduce JavaScript bundle sizes and improve perceived performance.
Vue 3 brought the Composition API, offering a more flexible, modular approach to building components. This API has become the default choice for modern Vue projects.
Angular now uses the Ivy compiler by default, enabling faster builds, smaller bundles, and improved tree-shaking. Its standalone component model simplifies development without relying heavily on NgModules.
Modern applications rely on these updated capabilities to manage complexity, improve performance, and scale more efficiently.
Performance is no longer just a “nice to have” — it’s a key factor in framework selection. Today’s users expect fast initial load times, smooth interactions, and minimal JavaScript payloads. Modern frameworks address these needs with techniques like:
Partial hydration – loading only the code needed for visible components.
Streaming SSR – rendering HTML on the server and progressively sending it to the client.
Code splitting and lazy loading – breaking applications into smaller chunks that load on demand.
Frameworks like Qwik and Astro focus heavily on performance by sending almost no JavaScript at initial load. Even traditional players like React and Angular now provide built-in optimizations like Suspense, concurrent rendering, and automatic code splitting.
When choosing a frontend framework today, it’s not just about the library itself — it’s about the ecosystem that surrounds it. Each major framework now ships with or integrates deeply into a full toolchain:
React pairs with Next.js for routing, data fetching, and full-stack rendering.
Vue integrates with Nuxt, Pinia (for state management), and Vite (for build tooling).
Angular includes a batteries-included approach with the Angular CLI, built-in routing, forms, and dependency injection.
Svelte ships with SvelteKit, providing a simple yet powerful full-stack experience with minimal configuration.
This ecosystem perspective helps teams choose based not just on syntax preferences, but on how much built-in functionality they want out of the box.
Not every project needs a large framework. Web Components, powered by APIs like customElements and libraries like Lit, have matured into a viable option for many production applications. They allow developers to build reusable UI components that work across frameworks — or even without one.
Meanwhile, newer approaches like Astro and Islands Architecture promote shipping less JavaScript overall, focusing on rendering as much as possible on the server and only hydrating interactive parts of the page.
These approaches are especially valuable for content-heavy sites, documentation platforms, and applications where performance and simplicity are priorities.
With so many options available, selecting the right frontend framework now depends heavily on your project’s goals. Consider these broad recommendations:
Project Type | Recommended Choices | Why |
SEO-focused, content-heavy sites | Next.js, Astro, Nuxt.js | Great SSR and SSG support |
Complex, large-scale apps | Angular, React + Next.js | Strong tooling, state management, scalability |
Rapid prototyping and MVPs | SvelteKit, Vue 3 | Simple APIs, fast development cycles |
Performance-critical apps | Qwik, Astro, Lit | Lightweight, minimal JavaScript |
Framework-agnostic UI components | Web Components, Lit | Works across projects and frameworks |
A good rule of thumb: start with your project’s constraints — performance, team experience, scalability, and SEO — and choose the framework that aligns most closely with them.
While React, Vue, and Angular remain dominant, a few emerging frameworks are worth watching:
Solid.js – A highly performant, reactive library with a small footprint. It embraces fine-grained reactivity and compiles down to minimal JavaScript, making it one of the fastest rendering options available today.
Qwik – Uses “resumability” to skip hydration and drastically reduce load times. Its unique execution model allows apps to load instantly even on slow networks, making it a strong candidate for performance-critical applications.
Marko – Focused on streaming and server-first rendering. Marko’s architecture prioritizes rendering on the server while delivering highly interactive client-side experiences with minimal overhead.
Svelte 5 – The latest version of Svelte introduces a more declarative API and fine-grained reactivity under the hood, significantly improving performance and DX. With SvelteKit as its meta-framework, it’s gaining traction as a production-ready alternative to React and Vue.
Preact – A lightweight alternative to React that offers a similar API but with a dramatically smaller footprint, ideal for performance-sensitive environments like embedded systems and edge applications.
Mitosis – An innovative compiler-based approach that allows you to write components once and compile them to multiple frameworks (React, Vue, Solid, etc.), making cross-framework development more efficient.
These projects push the boundaries of frontend performance, developer experience, and architecture — and several are already being adopted in production-grade applications. They may well become mainstream choices in the next few years.
Even though we have covered the most popular JavaScript frameworks and libraries, there are some that aren’t as popular but still worthy of note.
Svelte is a component-based JavaScript framework for frontend development that’s similar to React and Vue. It was released in 2019 and allows developers to build a consistent user interface with reusable components. Svelte has no client-side dependencies, which makes the framework run fast. The learning curve is not too steep; however, it has limited features and you might have to write your own code or use third-party tools.
Aurelia is a framework that is made up of JavaScript modules. It helps you build powerful web and mobile applications. Created in 2015, it has well-structured documentation and follows the convention over configuration approach. Aurelia uses one-way data binding and does not force you to code in a predetermined way. The downside to this framework is that its unopinionated nature can make code inconsistent.
Mithril.js is a new front-end framework that lets you create fast single-page applications. It has a lightweight API and allows your application to run fast as it does not render the actual DOM. Instead, it automatically updates the elements you change. It is written completely in JavaScript and is easy to pick up. However, the small API here can be a disadvantage, as it may not work well with bigger projects.
Today’s overview of top JavaScript frameworks was the first step toward an exciting frontend career. As you continue learning, try using the above frameworks and explore which you like best. Employers are always looking for developers with diverse experience in these timesaving tools.
Becoming a front-end developer is a great way to jumpstart your career. Get started learning about the basics of web development and front-end frameworks with Educative’s Become a Front-End Developer Learning Path. With this learning path, you’ll be making beautiful apps in no time!