JSON count by field

Client

Quick frequency table for enum-like fields—helpful before grouping or filtering large arrays.

Learn more: counting field values

Outputs an object mapping JSON-serialized values to counts; missing keys appear under (missing).

Local processing

Parsing and output formatting run entirely in your browser—nothing is uploaded for this transform.

Input

?
Paste JSON, then read transformed output below.

Nearby workflows on Toolcore

  • JSON pluck field — From a JSON array of objects, output an array of one field's values—browser-only. once JSON text parses on this page.
  • JSON group by field — Bucket a root array of objects by one property—object of arrays output; local only. once JSON text parses on this page.
  • JSON unique by field — Deduplicate JSON array rows by one field—keep first or last; local only. once JSON text parses on this page.
  • JSON statistics — Depth, key counts, object/array totals, and value-type breakdown—local only. once JSON text parses on this page.

Common use cases

  • Quick frequency table for enum-like fields—helpful before grouping or filtering large arrays.

Common mistakes to avoid

  • Invalid JSON

    Fix parse errors before expecting output.

FAQ

Is data uploaded?

No—all parsing and transforms run locally.

How is this different from jq?

This page focuses on one deterministic task without a filter language.

More tools

Related utilities you can open in another tab—mostly client-side.