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Browse and discover powerful tools to enhance your productivity
Convert YAML to JSON instantly with real-time preview, syntax highlighting, indent and sort-keys options, and a collapsible tree view.
Convert JSON data to TOML format instantly. Supports null handling, inline tables, array of tables, and automatic datetime detection.
Convert JSON to YAML in real time with syntax highlighting, indent and flow options, sort keys, quoting, plus file upload and download.
Convert CSV data to JSON in your browser. Supports custom delimiters with auto-detection, header and minify options, and automatic type detection.
Convert JSON data to well-formatted XML instantly. Customize the root element, array item names, indentation, and XML declaration.
Convert XML documents to JSON format instantly with configurable attribute handling, text node keys, and an interactive tree view — all in your browser.
Beautify, minify, and validate XML documents with configurable indentation, syntax highlighting, and an interactive collapsible tree view.
Format, beautify, minify, and validate YAML with syntax highlighting, an interactive tree view, sort keys, and real-time error reporting with line numbers.
Open, view, sort, search, and edit CSV files in a spreadsheet-like table. Upload or paste data, edit inline, then download or copy the result.
Find your 5 target heart rate training zones from your age, with Simple or Tanaka Max HR formulas and % of Max HR or Karvonen methods.
Predict your ovulation day and fertile window from your menstrual cycle length. View a 3-month cycle calendar and a daily fertility probability chart.
Estimate your blood alcohol content using the Widmark formula. Enter your weight, gender, drinks, and hours drinking to see your impairment level and time to sober.