Project IDX

Project IDX

Google's AI-first, browser-based IDE featuring built-in iOS/Android simulators and deep Gemini integration.

Google's AI-first browser IDE powered by Gemini 3. Features instant full-stack previews, built-in iOS/Android simulators, and Nix-based reproducible environments for seamless cloud development.

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Overview

Project IDX: Google's Next-Gen Browser IDE

Project IDX is an AI-first, browser-based development environment built by Google. It streamlines full-stack and multi-platform app development by bringing the power of VS Code, cloud VMs, and Gemini 3 into a single cohesive workspace.

Key Features

  • Instant Web Previews: Develop Next.js, React, or Angular apps with live previews directly in the browser.
  • Built-in Emulators: The only cloud IDE with fully functional Android and iOS simulators running in the browser.
  • AI-Powered: Integrated with Gemini 3 for code completion, explanation, and refactoring.
  • Nix-Powered: Environments are reproducible and customizable using Nix, ensuring consistency across teams.

Best For

  • Multi-platform mobile development (Flutter, React Native)
  • Full-stack web development
  • Rapid prototyping without local setup

Use Cases

Mobile App Development

Full-Stack Web Dev

Cloud-Native Apps

FAQ

Is Project IDX free?
Yes, Project IDX is currently in a free public preview/beta phase.
Can I run iOS simulators?
Yes, IDX provides embedded iOS and Android simulators directly in the browser.