YAML ↔ JSON converter

Paste a YAML document to get pretty-printed JSON, or paste any JSON value to get canonical yaml@2 output (2-space indent, block style). Runs locally in your browser — no server round-trip.

Direction

Paste a YAML document — get pretty-printed JSON ready to drop into source. Supports YAML 1.2 (block + flow style, anchors, comments).

YAML input

YAML 1.2 — comments, anchors, block + flow style are all accepted.

Output

Paste YAML above to see the converted output here.