#formatter

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

Convert text to snake_case, so words become lowercase and spaces become underscores. It all runs inside your browser, so your text stays on the device.

Alternate lowercase and uppercase letters through your text while preserving spacing and punctuation. It all runs inside your browser, on your device.

Flip text 180 degrees using Unicode lookalike glyphs, preserving characters that have no upside down form. It all runs inside your own browser.

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