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Google's open-source framework (JS, Go, Python) for building AI and agentic apps with unified model APIs, flows and dev tooling.
AI prototyping tool that generates UI matching your design system, letting product teams test features fast.
Google's open-source TypeScript framework for building scalable web apps, featuring signals, reactivity and first-party tooling.
Browser-based AI dev workspace by Google for full-stack apps; being sunset on 22 Mar 2027, no new workspaces.
AI copilot that turns text or references into editable, multi-screen UI prototypes exportable to Figma or code.
No public pricing
No public pricing
No public pricing
No public pricing
No public pricing
Free trial available
- ✦Unified API across many model providers
- ✦SDKs for TypeScript, Go, Python and Dart
- ✦Composable flows for RAG, tools and agents
- ✦Local developer UI to run, debug and observe
- ✦CLI tooling and VS Code integration
- ✦Deploys to Firebase, Cloud Run or custom infra
- ✦AI UI generation from prompts
- ✦Match existing styling and design systems
- ✦Rapid, high-fidelity prototyping
- ✦Live team editing and sharing
- ✦Enterprise security and compliance
- ✦Signals-based fine-grained reactivity
- ✦Built-in control flow and deferrable views
- ✦Server-side rendering and hydration
- ✦First-party routing, forms and dependency injection
- ✦AI-forward tooling and MCP resources
- ✦In-browser tutorials and playground
- ✦Cloud workspaces for full-stack development
- ✦App Prototyping agent from natural language
- ✦Gemini AI for coding, debugging and docs
- ✦Repo import from GitHub, GitLab and Bitbucket
- ✦Web previews and Android emulators
- ✦Deploy to Firebase App Hosting, Hosting or Cloud Run
- ✦Text-to-UI prototype generation
- ✦Design from image or Figma references
- ✦Interactive multi-screen prototypes
- ✦Conversational AI editing
- ✦Export to Figma, HTML/CSS, images
- ✦MCP access for coding agents
- →Building AI features into full-stack apps
- →Creating agentic and RAG workflows
- →Prototyping and debugging AI flows locally
- →Deploying AI apps to serverless platforms
- →Prototype new product features
- →Test designs with customers
- →Build design-system-consistent mockups
- →Building scalable single-page apps
- →Enterprise web application development
- →Performance-critical front ends
- →Learning modern web development
- →Prototyping apps from a prompt or mockup
- →Building full-stack apps in the browser
- →Collaborating and sharing preview URLs
- →Deploying and monitoring apps quickly
- →Rapid UI wireframing
- →Prototyping product screens
- →Recreating a reference UI
- →Handing designs to developers