JSON Patch

Create or apply RFC 6902 JSON Patch documents with all six operations: add, remove, replace, move, copy, and test. Paths use RFC 6901 JSON Pointer syntax. Unlike JSON Merge Patch, you can target individual array elements. Everything runs locally in your browser.

Generated JSON Patch

Operation reference

add: Insert an array element, append with /-, or set an object member.
remove: Delete an existing value. Array elements shift left.
replace: Replace an existing value without changing its location.
move: Remove a value from from, then add it at path.
copy: Copy the value at from to path.
test: Require deep JSON equality before later operations run.

Patches are atomic in this tool: if any operation fails, no partial result is returned and the input document is unchanged. Unknown members inside an operation are ignored as required by RFC 6902.