Best JavaScript Products in 2025

Pastebin.com is a website where you can store text for a certain period of time.

Key Pastebin.com features:

Ease of Use Syntax Highlighting Privacy Options Expiration Settings

Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications

Key Node.js features:

Asynchronous and Event-Driven JavaScript Everywhere Large Community and NPM High Performance

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Key Flagsmith features:

Feature Flags Remote Config A/B/X Testing & Optimization Organization Management

Try for free Open Source freemium

A front end web development playground.

Key CodePen features:

Real-time Collaboration Immediate Visual Feedback Integrated Development Environment (IDE) Community-Driven

Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple

Key ExpressJS features:

Fast Setup Middleware Support Extensibility Performance

Open Source

A secure runtime for JavaScript and TypeScript built with V8, Rust, and Tokio.

Key Deno features:

Security Built-in Tooling Modern JavaScript/TypeScript Simplified Module Management

Open Source

Online playground for React

Key CodeSandbox features:

Ease of Use Instant Collaboration Pre-configured Environments Integrated Development

Open Source

Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.

Key JSFiddle features:

Easy Sharing and Collaboration Real-Time Editing Supports Multiple Frameworks Embed Feature

Bun is an all-in-one JavaScript runtime & toolkit designed for speed, complete with a bundler, test runner, and Node.js-compatible package manager.

Key Bun.sh features:

Speed Built-in Tools TypeScript Support Compatibility

Open Source

Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.

Key replit features:

Ease of Use Collaborative Coding Supports Multiple Languages Cloud-Based

PrivateBin is a minimalist, open source online pastebin where the server has zero knowledge of...

Key PrivateBin features:

End-to-End Encryption No Data Retention Open Source Self-Hosting

Open Source

Pad editor for source code.

Key hastebin features:

Ease of Use Speed No Sign-up Required Syntax Highlighting

Gist is a simple way to share snippets and pastes with others.

Key GitHub Gist features:

Ease of Use Version Control Collaboration Embed and Share

Anonymously publish text with hyperlinks enabled.

Key Pastelink.net features:

Ease of Use No Registration Required Link Analytics Large Upload Capacity

free