npx skills add ...
npx skills add vercel-labs/json-render --skill image
npx skills add vercel-labs/json-render --skill image
Image renderer for json-render that turns JSON specs into SVG and PNG images via Satori. Use when working with @json-render/image, generating OG images from JSON, creating social cards, or rendering AI-generated image specs.
Image renderer that converts JSON specs into SVG and PNG images using Satori.
| Component | Category | Description |
|---|---|---|
Frame | Root | Root container. Defines width, height, background. Must be root. |
Box | Layout | Container with padding, margin, border, absolute positioning |
Row | Layout | Horizontal flex layout |
Column | Layout | Vertical flex layout |
Heading | Content | h1-h4 heading text |
Text | Content | Body text with full styling |
Image | Content | Image from URL |
Divider | Decorative | Horizontal line separator |
Spacer | Decorative | Empty vertical space |
| Export | Purpose |
|---|---|
renderToSvg | Render spec to SVG string |
renderToPng | Render spec to PNG buffer (requires @resvg/resvg-js) |
schema | Image element schema |
standardComponents | Pre-built component registry |
standardComponentDefinitions | Catalog definitions for AI prompts |
| Export | Description |
|---|---|
@json-render/image | Full package: schema, components, render functions |
@json-render/image/server | Schema and catalog definitions only (no React/Satori) |
@json-render/image/catalog | Standard component definitions and types |
@json-render/image/render | Render functions only |
import { defineCatalog } from "@json-render/core";
import { schema, standardComponentDefinitions } from "@json-render/image";
export const imageCatalog = defineCatalog(schema, {
components: standardComponentDefinitions,
});import { z } from "zod";
const catalog = defineCatalog(schema, {
components: {
...standardComponentDefinitions,
Badge: {
props: z.object({ label: z.string(), color: z.string().nullable() }),
slots: [],
description: "A colored badge label",
},
},
});