Best Code Editors for Next.js

CodeSandbox aims to make it easier for you to express your ideas with code, and to validate them. It also removes the hassles of setting up development tooling and sharing your project. Join us to help build the future of web coding. Over 4M developers use the platform each month. This includes organizations like Shopify and Atlassian. Since its launch, creators have created over 35M apps. It's used in thousands of open-source projects like React, Vue and Babel. You can invite your friends, colleagues, or team to join you or simply view your creation by using a URL. Use any of 1M+ packages for building real, powerful applications quickly and efficiently. Import and run repos directly from GitHub or choose from hundreds of templates to start in seconds. Boxy, CodeSandbox's AI-powered coding assistant, is now available to all Pro subscriptions.

Piny is an innovative visual editor tailored for developers utilizing frameworks such as Astro, React, Next.js, and Tailwind CSS, seamlessly integrating with IDEs like Visual Studio Code, Cursor, and Windsurf. This tool empowers users to visually modify code, navigate through components, and enhance styling without the need for extensive setup. Edits are executed directly within the codebase, allowing developers to retain complete oversight and control over their projects. Piny provides a range of robust free features for styling and project navigation without requiring any account creation. The Visual Tailwind Controls facilitate user-friendly styling by allowing users to click on elements, with real-time updates reflected in the code and automatic document saving ensuring hot reloads are triggered efficiently. Additionally, the Tailwind Class Inspector aids in organizing intricate styles through an editable tree representation of classes and states. Users can also modify Tailwind classes directly within strings, variables, and even in code outside of React or Astro environments, enhancing flexibility and usability. Overall, Piny stands out as a versatile tool that significantly streamlines the development process for modern web applications.

StackBlitz WebContainers deliver a browser-based Node.js environment that fundamentally changes what's possible in interactive developer experiences. They allow applications to run native package managers, build tools, and full-stack frameworks fully client-side with no server infrastructure required. Using the WebContainer API, teams can programmatically boot a container, populate its filesystem, install packages, and start dev servers inside the browser. This unlocks advanced use cases like interactive tutorials, live coding courses, in-app IDEs, low-code editors, and AI-powered tooling with runtime awareness. WebContainers work across major browsers, support Wasm out of the box, and provide strong security through sandboxed execution. Developers can offer disposable, fast, and isolated workspaces that scale instantly without backend costs. The technology already powers leading frameworks and education platforms, validating its stability and performance. With WebContainers, any app can embed a complete development environment to increase engagement, accelerate learning, and reduce friction in product workflows.

RunCode offers online workspaces that allow you to work in a web browser on code projects. These workspaces offer a complete development environment that includes a code editor, a terminal and access to a variety of tools and libraries. These workspaces are easy to use and can be set up on your own computer.