Format & Validate
Format, validate and inspect structured data. 10 tools, all running in your browser.
JSON
JSON FormatterFormat, validate, minify, and inspect JSON with syntax highlighting and a tree view.JSON ValidatorValidate JSON syntax online. Check for errors with line numbers, format, minify, and explore with tree view.JSON Path EvaluatorEvaluate JSONPath expressions with live results, tree view, autocomplete, and filter support.JSON DiffCompare two JSON objects structurally. See added, removed, and changed values in a tree view.
Data & query
Data Format ViewerPaste JSON, XML, YAML, CSV, or .env — auto-detect format, view as tree, convert between formats.SQL FormatterBeautify, minify, and syntax-highlight SQL queries. Supports multiple dialects.Regex TesterTest regular expressions in real-time with match highlighting, capture groups, and a common patterns library.
Decode & compare
JWT DecoderDecode and inspect JSON Web Tokens. View header, payload, signature, and expiry status.Cron Expression ParserParse and build cron expressions visually. See next run times, plain English description, and cheat sheet.Text Diff CheckerCompare two texts side-by-side with line and character-level diff highlighting. Unified and split views.