JSON minify

Client

Produce compact payloads for logs, curl bodies, or size-sensitive storage—pair with format for pretty print.

Learn more: minify

Outputs one line via JSON.stringify without spaces—invalid JSON still errors before minify.

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 formatter — JSON format online: pretty-print, minify, validate, escape, download . once JSON text parses on this page.
  • JSON sort keys — Recursively sort object keys for stable JSON text—pretty or minify, client-side. once JSON text parses on this page.
  • JSON canonicalization (JCS) — RFC 8785 JCS: deterministic canonical JSON string and SHA-256—signing and hashing, client-side. once JSON text parses on this page.
  • JSON → curl command — Build a curl line with a JSON body and Content-Type—copy locally for API repro. once JSON text parses on this page.

Common use cases

  • Produce compact payloads for logs, curl bodies, or size-sensitive storage—pair with format for pretty print.

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.