Back to tools
Data Processingpublic tool

JSON ⇄ YAML

Convert between JSON and YAML with a hand-rolled emitter and parser — no dependencies, no network, and a round-trip check so you know nothing was lost.

Direction
JSON → YAML
Status
Converted
Lines
18
Local
100% browser

Round-trip verified — YAML re-parses to the same data

JSON input

Any valid JSON value

YAML output

Converted

name: itzdabbzz.me
tags:
  - tools
  - browser
  - local-first
nested:
  count: 42
  ratio: 0.75
  enabled: true
  missing: null
  items:
    - id: 1
      label: first
    - id: 2
      label: second
notes: "line one\nline two"
weird: "yes: not a key, just a string"
version: "1.0"