json-render
The Generative UI framework
json-render is a generative UI framework that enables AI agents to create dynamic, personalized user interfaces from natural language prompts while maintaining reliability through predefined component catalogs. It constrains AI output to approved components and schemas, ensuring predictable JSON specifications that can be rendered across multiple platforms including React, Vue, Svelte, React Native, and specialized outputs like PDFs, videos, emails, and 3D scenes. The framework provides streaming support for progressive rendering and includes 36+ pre-built shadcn/ui components ready for immediate use.
Key Features
Use Cases
- 01Building AI-powered dashboards that generate personalized analytics views from user prompts
- 02Creating dynamic mobile app interfaces in React Native guided by natural language requests
- 03Generating PDF reports, invoices, and documents from conversational AI interactions
- 04Producing video content with Remotion based on AI-interpreted creative briefs
- 05Building 3D visualization interfaces with React Three Fiber controlled by AI agents
- 06Generating responsive HTML emails from natural language email composition requests
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json-render — FAQ
What is json-render?+
json-render is a generative UI framework that allows AI models to create user interfaces from natural language prompts while constraining output to developer-defined component catalogs. It ensures predictable, safe UI generation across multiple platforms including web, mobile, PDF, video, and email.
How do I install json-render as an MCP server?+
Install the MCP package with npm install @json-render/mcp along with the core and renderer packages for your platform (e.g., @json-render/core @json-render/react). The MCP integration enables Claude, ChatGPT, Cursor, and VS Code to generate UI specifications.
Which AI clients work with json-render?+
json-render's MCP integration works with Claude, ChatGPT, Cursor, and VS Code as mentioned in the documentation. The framework generates JSON specifications that any AI model can produce when given the catalog schema as context.
Do I need API keys to use json-render?+
No API keys are required for json-render itself. You'll need access to an AI model (like Claude or GPT) to generate the JSON specifications, which may require API keys depending on your chosen provider.
Is json-render free to use?+
Yes, json-render is open-source software released under the Apache-2.0 license, making it free to use for both personal and commercial projects.
What are the prerequisites for using json-render?+
You need Node.js and npm/pnpm installed, plus your chosen frontend framework (React, Vue, Svelte, or SolidJS). For specialized renderers like React Native, Remotion, or React Three Fiber, you'll need their respective dependencies installed as well.
How do I install json-render?+
Open the source repository on GitHub and follow its README. json-render is a mcp server — MCP Agents Market links you directly to the official repo.
Is json-render free?+
json-render is an open-source project hosted on GitHub. Check the repository for its license and any usage requirements.