Your files stay on your device

YAML formatter, validator, converter

Check YAML with positioned errors, reformat it, or walk it to and from JSON through the shared interchange model: anchors resolved away, merge keys expanded, comments counted as dropped, every loss in the report.

YAML in

Nothing in yet

Paste, drop, or type to begin. Everything stays on this device.

yaml core schema, anchor cap, duplicate-key errors

TOML
JSON Converter
docker run → compose

All config tools

YAML formatter, validator, converter

Next door in Config