Best tools for UI to Code

Builder.io visual canvas with Figma-to-code and code-to-Figma sync

Fusion by Builder.io is a visual development canvas that provides bidirectional sync between Figma designs and production code. Designers edit in Figma while developers work in code, and changes propagate in both directions. Supports React, Vue, Svelte, Angular, and Qwik output with a visual editor for non-developers to make content and layout changes without touching code.

Google Chrome Labs visual design tool for editing live web pages

VisBug is a Chrome Labs browser extension that lets developers and designers edit live web pages visually. It provides tools for moving, resizing, and styling elements directly on the page with point-and-click interaction. Features include margin and padding visualization, typography editing, color modification, and accessibility inspection without touching code or opening DevTools.

All-in-one browser DevTools extension for web developers

Hoverify is a browser extension that consolidates essential web development tools into a single overlay interface. It provides element inspection with CSS details, responsive design testing, accessibility checking, color picking, screenshot capture, and asset downloading. Activated by hovering over any webpage element, it provides instant development context without opening browser DevTools.

Collection of 150+ animated React components for landing pages

Magic UI provides over 150 animated React components designed for creating visually impressive landing pages and marketing sites. Components include animated text effects, particle backgrounds, scroll-triggered animations, 3D cards, and interactive elements built on Tailwind CSS and Framer Motion. Copy-paste installation model following the shadcn/ui pattern.

Microsoft's screen parsing model for GUI agent interaction

OmniParser is Microsoft's open-source screen parsing toolkit that converts GUI screenshots into structured, actionable data for AI agents. It detects interactive UI elements like buttons, input fields, and icons, then generates grounded descriptions that enable language models to interact with any desktop or web application. Accumulated over 24,000 GitHub stars as a foundational layer for computer-use agents.

Browser-native frontend coding agent for production codebases

Stagewise is an open-source frontend coding agent with 6,500+ GitHub stars that runs directly in the browser on localhost. YC S25 backed, it lets developers and designers point-and-prompt on live web applications with full devtools and console access, bridging the gap between visual editing and production codebase modification.

React components for building AI chat interfaces

assistant-ui is a TypeScript/React component library for building AI chat interfaces with streaming responses, tool rendering, branching conversations, and LLM provider integrations. It supports Vercel AI SDK, LangGraph, and custom backends out of the box. Used by LangChain, Browser Use, and Stack AI. YC W25-backed with 9,000+ GitHub stars and 450K+ monthly npm downloads.

Utility-first CSS framework for rapid UI development

Tailwind CSS is a utility-first CSS framework with 87K+ GitHub stars for building custom designs by composing single-purpose utility classes directly in HTML. Instead of writing custom CSS, use classes like flex, pt-4, text-center to style elements. Features a JIT compiler for instant builds, responsive design utilities, dark mode support, and extensive customization. Powers the design systems behind shadcn/ui, Headless UI, and thousands of production sites.

Full-stack app builder in the browser

AI-powered browser-based full-stack app builder from StackBlitz that turns natural language prompts into working web applications with zero local setup. Runs on WebContainers — a full Node.js runtime in the browser — giving AI control over filesystem, packages, terminal, and dev server. Supports React, Next.js, Vue, Astro, Svelte with live preview and one-click deploy to Netlify or Vercel. V2 adds built-in databases, auth, storage, and hosting via Bolt Cloud. 5M+ users.

Vercel's AI UI generator

Vercel's AI-powered UI generation tool that creates production-ready React and Next.js components from text or image prompts. Outputs clean code using shadcn/ui and Tailwind CSS, deployable to Vercel or copyable into existing projects. Supports iterative refinement through conversation, live browser preview, and generates accessible, responsive code. Ideal for rapidly prototyping landing pages, dashboards, forms, and UI components without manual setup.

The AI-first code editor

AI-first code editor built as a VS Code fork that deeply integrates LLMs into every part of the development workflow. Features Tab autocomplete with multi-line predictions, Cmd+K inline editing, AI chat with full codebase awareness, and Agent mode for autonomous multi-file edits with terminal execution. Supports GPT-4, Claude, and more with automatic context from project files and docs. Includes privacy mode for SOC 2 compliance. The leading AI-native IDE with 100K+ paying users.

AI website wireframe and design generator

Generate complete website sitemaps and wireframes with AI in minutes. Relume outputs Figma and Webflow-ready component libraries, with a built-in library of 1000+ components and style guides. Ideal for designers and agencies who need to rapidly prototype client projects without starting from scratch every time.

AI UI design generation from text prompts

Generate high-fidelity UI designs from natural language descriptions in seconds. Galileo AI creates editable Figma designs with realistic content, components, and layouts powered by generative AI. Perfect for product teams and designers who want to explore multiple design directions quickly before committing to detailed implementation.

AI-powered app builder from text prompts

Generate full-stack web applications from natural language prompts. Create.xyz produces interactive prototypes and production-ready apps with databases, authentication, and API integrations. Designed for non-technical founders and product teams who want to build and iterate on ideas rapidly without writing code from scratch.

Visual builder for React with headless CMS

Open-source framework for building applications powered by large language models. Provides composable abstractions for chains, agents, retrieval-augmented generation, and memory. Supports Python and JavaScript with integrations for all major LLM providers, vector stores, and data sources, making it the most widely adopted LLM orchestration toolkit.

Visual CMS and headless page builder

Next-generation AI coding assistant built directly into your IDE. Provides intelligent code completion, multi-file editing, and natural language code generation. Learns your codebase context to deliver more accurate suggestions than generic autocomplete, with support for VS Code, JetBrains, and other popular development environments.

AI-powered design to frontend code

AI-powered code search and navigation tool that understands your entire codebase semantically. Ask questions in plain English and get precise answers with file references. Integrates with GitHub repositories and local codebases, helping developers onboard faster and find relevant code across large monorepos without memorizing file structures.

Design-to-code handoff and CSS generation

Enterprise-grade AI platform for building, deploying, and managing machine learning models at scale. Provides end-to-end MLOps with experiment tracking, model registry, feature store, and automated retraining pipelines. Designed for data science teams that need reproducible workflows and governance across the full ML lifecycle.

Collaborative whiteboard as a React component

Open-source collaborative whiteboard library and app. Ships as a React component that can be embedded in any web application. Supports real-time multiplayer out of the box via tldraw sync. Recently gained AI-powered features for generating diagrams and UI wireframes from natural language, making it popular for design brainstorming and rapid prototyping.

AI-native IDE by ByteDance

VS Code fork with Builder Mode for full-stack project generation from natural language prompts. Offers free access to Claude 3.7 Sonnet, GPT-4o, and DeepSeek models. With 6M+ users and a cloud IDE option, Trae is one of the most accessible AI coding tools for developers who want powerful AI features without upfront costs or complex setup.

Turn Figma designs into React code

Fast, batteries-included JavaScript test framework by Meta. Zero-config setup with built-in code coverage, snapshot testing, and powerful mocking capabilities. The default test runner for React projects and one of the most popular testing tools in the JavaScript ecosystem. Parallel test execution and intelligent test ordering make it fast even for large test suites.

AI-powered UI builder with code export

Next-generation JavaScript test framework powered by Vite for blazing-fast execution. Native ESM support, TypeScript out of the box, and a Jest-compatible API for easy migration. Includes an optional browser mode for real DOM testing and a beautiful UI for exploring test results. The fastest growing JS test runner, appealing to developers who want modern tooling with minimal configuration.

Open-source design and prototyping

API testing and monitoring tool designed for simplicity and speed. Build, test, and document APIs with an intuitive interface, automated testing, and CI/CD integration. Features mock servers, load testing, and team collaboration. A modern Postman alternative that focuses on developer experience with a cleaner UI, faster performance, and a more streamlined workflow for API development.

Visual web development platform

Free, open-source API development environment and testing tool. Send HTTP, REST, GraphQL, gRPC, WebSocket, and MQTT requests with environment management and code generation. Plugin ecosystem extends functionality for team workflows. With 35k+ GitHub stars, Insomnia is the leading open-source API client for developers who want a powerful, privacy-respecting alternative to commercial API tools.