Top JSFiddle 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.

Visual Studio Code Web

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

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.

CodeSandbox

CodeSandbox is an online code editor that allows users to create, run, and share web apps collaboratively without complex setup.

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.

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.

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.

GitHub Web Editor

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

OneCompiler

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

EDA Playground

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

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.

OnlineGDB

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

Gandi IDE

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

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.

Remix IDE

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

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.

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.

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.

JavaScript Playground

JavaScript Playground is an interactive online tool for writing, testing, and optimizing JavaScript code with real-time execution and collaboration features.

GitHub Codespaces

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

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.

Portugol Webstudio

Portugol Webstudio is a web-based platform for coding in Portugol, offering code editing, execution, debugging, and collaboration features for users.

Kotlin Playground

Edit, run and share Kotlin code in a web browser. Supports Compose Multiplatform web UI preview, multi-module projects, and Kotlin/JS and Wasm interop without local setup.

Phoenix Code Editor

The Phoenix Code Editor is a web-based IDE that enhances coding productivity with features like syntax highlighting, code completion, and project organization for various programming languages.

JupyterLite

JupyterLite is a web-based Jupyter notebook environment that allows users to create, edit, and run notebooks directly in the browser without local installations.

Dcoder

Dcoder is a mobile and desktop IDE that allows users to write, compile, and run code in various programming languages anytime, anywhere.

Snail IDE

Snail IDE is a PenguinMod-based IDE that adds new blocks and features in extensions or the main toolbox for creating and editing projects.

DB Fiddle

DB Fiddle is an online tool for testing, debugging, and sharing SQL snippets across various database systems.

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.