Developer tools / Formatters and validators
Regex tester
Test a regular expression: matches highlighted, groups listed, flags explained.
Runs in your browser — your data stays on your deviceResult
More formatters and validators
JSON formatter and validatorPretty-print, minify, validate and sort JSON.
JSON path testerPick values out of JSON with a path like data.items[0].name or items[*].id.
XML formatter and validatorPretty-print, minify and validate XML.
SQL formatterMake SQL queries readable: keywords upper-cased, clauses on new lines.
HTML beautifier and minifierIndent HTML neatly or minify it.
CSS beautifier and minifierIndent CSS neatly or minify it.
JavaScript beautifier and minifierIndent JavaScript or strip comments and white space.
Markdown editor with previewWrite Markdown and see the HTML preview and source.