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react-code-canvas

react-code-canvas is a React package for rendering React UI components from code strings in the browser.

Use it when your application needs to:

  • Preview generated JSX before saving it.
  • Render React component code without import statements.
  • Provide a controlled scope of components, libraries, and values.
  • Validate code and capture render errors.
  • Let users edit rendered text content and receive updated JSX.

Public API​

ExportPurpose
ReactCanvasRenders component code with optional preview, editor, and error output.
EditTextReactCanvasRenders component code with text editing behavior.
analyzeReactCodeStatic analysis of a code string. No DOM and no render, so it runs in Node — for CI, batch audits and migrations.

Core Idea​

Code passed to the package should not include imports. Instead, your app injects allowed dependencies through the scope prop.

<ReactCanvas code={code} scope={{ Button, Chart }} />

This makes the runtime explicit and keeps generated code focused on UI.