#formatter

Alternate lowercase and uppercase letters through your text while preserving spacing and punctuation.

Flip text upside down by rotating each letter 180 degrees with Unicode lookalike glyphs. Characters with no upside down form stay as they are.

Format and validate YAML, convert YAML to JSON, or paste JSON to get YAML. Errors show the line and column of the first problem.

Format, beautify or minify JSON. Keeps key order unless you sort keys, rejects duplicate keys, and points to the first syntax error.

Convert text to snake_case, so words become lowercase and spaces become underscores.