AI-Powered IDE

Cursor

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The AI-first code editor built to make you extraordinarily productive

Cursor is an AI-powered code editor built on a fork of VS Code. It lets you write, edit, and chat about your code with frontier AI models like GPT-4.1, Claude 3.5 Sonnet, and Gemini 2.5 Pro. Cursor integrates AI directly into the editor with features like Tab (autocomplete), Composer (multi-file editing), and Agent (autonomous tasks), enabling a flow state where you can build software faster than ever before.

Project IDX (now Firebase Studio)

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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.

Replit

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

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.

Windsurf

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AI-native IDE from Codeium with SWE-1.5 and Fast Context

Windsurf is an AI IDE from Codeium (Exafunction) that combines the Windsurf Editor, Cascade agentic chat, and Fast Context retrieval to work across large codebases. It ships Codeium’s own SWE-1.5 fast agentic model and SWE-1, plus BYOK access to major providers (OpenAI, Anthropic Claude, Google Gemini, xAI) inside the editor. Features include AI Codemaps for visual navigation, deep multi-file understanding, and enterprise controls for teams.