Cloud IDE

Cloud-based integrated development environments

2 tools

Project IDX (now Firebase Studio)

Firebase Studio: agentic cloud IDE with Gemini in Firebase and free workspaces

Project IDX has been folded into Firebase Studio, an agentic browser IDE with Gemini in Firebase for coding, debugging, testing, and refactoring. The preview is no-cost with 3 workspaces per user; Google Developer Program members get 10 (Standard) or 30 (Premium). App Prototyping and Code Assist agents, built-in previews/emulators, Git imports, and App Hosting deployments are included; some Firebase services bill separately once linked to Cloud Billing.

Free

Key Features:

•Agentic browser workspace with Gemini in Firebase chat and code actions
•App Prototyping agent to scaffold apps from text, sketches, or templates
•Import from GitHub/GitLab/Bitbucket or local; customize via Nix

Web

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Replit

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AI-first cloud IDE with Replit Agent, Core/Teams credits, and one-click app hosting

AI-Powered IDE

Replit is a browser-based IDE with Replit Agent for autonomous edits, chat, and code generation. Core and Teams plans bundle monthly credits for compute, databases, and AI. Build and deploy full-stack apps with connectors, auth, storage, and security scanning straight from the workspace—no setup required.

Freemium

Key Features:

•Browser-based workspace with app hosting, DB, auth, storage, and security scanner
•Replit Agent for autonomous edits, chat, tests, and deploys
•One-click publish with bundled credits for compute and bandwidth

WebDesktopMobile (iOS/Android apps)

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