debugging

Break strict-ASCII input down character by character into decimal, hex, octal, and binary.

Compare two JSON documents and see exactly what changed.

Query JSON data with JSONPath and see matches live.

Check whether your JSON is syntactically valid.

Check whether XML is well-formed and see its element, attribute, and depth stats.

Pull out every # comment in a YAML document, one per line.

Compare two YAML documents and see exactly which keys were added, removed, or changed.

Deliberately corrupt valid YAML with reproducible syntax errors, for testing parsers and linters.

List the full dot-path of every mapping key in a YAML document.

List every number-typed leaf value in a YAML document, one per line.

Get key counts, nesting depth, size, and a leaf-type breakdown for any YAML document.

List every string-typed leaf value in a YAML document, one per line.

See a YAML document's nesting as a live, color-coded tree as you type.

Cap a YAML document's nesting depth, array length, and string length while keeping it valid.

Check whether YAML is syntactically valid and inspect its structure.

List every leaf scalar value in a YAML document, one per line.

Search a YAML document for mapping keys whose name matches a query.

Search a YAML document's leaf values for ones matching a query, labeled by path.