Top CodeSandbox Alternatives

Replit

Replit is a cloud-based IDE that allows users to write code, collaborate, and deploy applications in various programming languages through a web browser.

Firebase Studio

Firebase Studio is a web-based development environment for building, testing, and deploying full-stack AI applications with integrated tools and real-time collaboration.

GitHub Codespaces

GitHub Codespaces is a cloud-based development environment that allows developers to create and manage projects online using Visual Studio Code.

StackBlitz

StackBlitz is an online code editor for web apps that offers real-time collaboration, GitHub integration, offline capabilities, and AI tools for efficient development.

AWS Cloud9

AWS Cloud9 is a cloud-based IDE that enables coding, running, and debugging directly in a web browser, supporting collaboration and integration with AWS services.

Expo Snack

Expo Snack is a web-based platform for writing and testing React Native apps, allowing real-time previews and sharing without local setup.

Codepen

CodePen is an online platform for front-end web development that allows users to create, test, and share code snippets using HTML, CSS, and JavaScript.

PythonAnywhere

PythonAnywhere is a cloud platform for running and coding Python applications directly from your browser, without server management.

Visual Studio Code Web

Visual Studio Code Web is a browser-based coding platform that supports various programming languages, facilitating development without local installation.

Glitch

Glitch is a browser-based platform for creating and sharing web apps and sites, enabling real-time collaboration among users.

Blink.new

Blink.new lets users build websites, web/mobile apps, and games without coding, using templates or community projects; it automates design, features, and quick prototyping.

Wordware

Wordware is an IDE for collaboratively developing and deploying AI agents and applications, featuring tools for prompt management, API integration, and workflow optimization.

1code

Control panel for AI coding agents that runs Claude Codes in parallel locally or in remote sandboxes, automates Linear tasks, and manages pull request reviews for development teams.

Marblism

Marblism is a platform for quickly generating, editing, and hosting fullstack NextJS applications with no-code and coding options.

OneCompiler

OneCompiler is an online platform that allows users to write, compile, and run code in various programming languages directly in the browser.

DartPad

DartPad is an online editor for programming in Dart, allowing users to write, run, and test Dart code directly in the browser with real-time feedback.

GitHub Web Editor

The GitHub Web Editor allows users to edit, commit, and navigate code directly in their browser without cloning repositories.

RunCode

RunCode is a cloud-based development platform providing pre-configured coding environments, real-time collaboration, and version control integration for teams and individuals.

Colaboratory

Colaboratory is a cloud-based data analysis tool that enables users to write and run Python code, collaborate, and access computing resources like GPUs within a Jupyter Notebook format.

JSFiddle

JSFiddle is a web-based code editor for testing and sharing HTML, CSS, JavaScript, and CoffeeScript with real-time preview and collaboration features.

OnlineGDB

OnlineGDB is an online compiler and debugger for C/C++, offering code editing, execution, and debugging features accessible from any internet-connected device.

Ona

Ona is an AI-driven platform that runs autonomous software engineering agents in sandboxed, ephemeral development environments, providing code editing, review, and secure execution.

Gandi IDE

Gandi IDE is a collaborative coding platform based on Scratch, enabling students to create games together in-browser with various multiplayer features.

PlayCode

PlayCode is an online JavaScript playground for writing, testing, and sharing code snippets with live previews and support for frameworks like React and Vue.

Remix IDE

Remix IDE is an open-source web-based development environment for writing, compiling, deploying, and debugging Ethereum smart contracts in Solidity.

myCompiler

myCompiler is an online IDE that allows users to edit, compile, and run code in various programming languages, including C, Java, Python, and more.

Posit Cloud

Cloud-based environment to create, run, share, and deploy R and Python data products (R Markdown, Shiny, Plumber, static sites) with access control, scheduling, and resource management.

EDA Playground

EDA Playground is a free web-based IDE for simulating and analyzing designs in SystemVerilog, Verilog, VHDL, and other EDA languages.

JS Bin

JS Bin is an online tool for developers to write, test, and share HTML, CSS, and JavaScript code snippets with real-time previews and collaboration features.

JDoodle

JDoodle is an online compiler and IDE that allows users to write, run, and share code in various programming languages directly from their browser.