JSON Kit← All tools

Simple pricing

Core tools are free forever. Pro unlocks AI-powered features.

Free

$0

Forever. No sign-up needed.

  • JSON Formatter & Validator
  • JSON to TypeScript / Zod / Pydantic
  • JSON to Go, Rust, Kotlin, Swift, Java, C#
  • JSON Diff, Flatten, Mock Generator
  • CSV ↔ JSON, YAML ↔ JSON, XML ↔ JSON
  • JSONPath Tester, JSONL Viewer
  • Fix LLM JSON, Extract JSON from Markdown
  • 30+ tools — all browser-side, no data sent to servers
Start using free tools
Early Access
Pro

Coming soon

Join the waitlist for early bird pricing.

  • Everything in Free
  • Describe to JSON — generate JSON from plain English
  • More AI tools coming soon
  • Early access to new features
  • Priority support
Join the waitlist

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