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RunKit

RunKit is a Node.js playground in the browser with every npm package instantly available.

Free tierPrice verified 2026-10-05Visit site ↗
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Our verdict

Who it's for

Node.js playground in your browser

Who should look elsewhere

Limited features

Pros

  • +Node.js notebooks
  • +Good for prototyping
  • +npm integration
  • +Easy sharing
  • +Free tier

Cons

  • −Limited features
  • −Not for production
  • −Performance varies
  • −Better alternatives exist
  • −Stripe owned

Key features

  • ✓JavaScript playground
  • ✓npm packages
  • ✓Embed support
  • ✓API endpoints
  • ✓Real-time execution
  • ✓Collaboration

Pricing

PlanPriceBillingNotes
Free$0monthPublic notebooks; Every npm package installed; In-browser JavaScript

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