FREE TOOL / DEVELOPER

JSON Merge Patch

Apply an RFC 7396 merge patch to a JSON document without sending your data away.

Runs in your browser
JSON Merge PatchYour input stays on this device

How to use this tool

  1. Enter your information and choose any options.
  2. Run the tool to see the result.
  3. Copy the result if you need it elsewhere.

Good to know

Objects merge recursively, arrays replace the old value, and null removes an object property. Large numbers can lose precision. Processing happens in your browser.