Converters tools
Convert CSV, YAML, TOML, XML, Markdown, SQL and more between each other, plus unit, number-base and file-size conversions — all running locally in your browser.
42 tools in this category · 3 sub-categories
Data Formats
Csv To Json
Convert between CSV and JSON with delimiter and header options.
Yaml Json Converter
Convert YAML to JSON and JSON to YAML.
Xml Json Converter
Convert XML to JSON and JSON to XML using the browser's DOMParser.
Markdown To Html
Convert Markdown to HTML with a live preview.
Csv To Markdown Table
Convert CSV into a Markdown or HTML table with alignment options.
Sql To Json
Parse simple SQL INSERT INTO statements into JSON rows.
JSON to TypeScript Interface
Infer TypeScript interfaces or type aliases from JSON data.
JSON to SQL INSERT
Generate SQL INSERT statements from a JSON array of objects.
CSV to XML
Convert CSV data into well-formed XML with custom tag names.
TOML to JSON Converter
Convert TOML configuration files to JSON and back.
JSON to Go Struct
Generate Go structs with JSON tags from JSON data.
JSON to Python Dataclass
Generate Python dataclasses from JSON data.
HTML to Markdown
Convert HTML markup into clean Markdown syntax.
CSV to SQL INSERT
Generate SQL INSERT statements from CSV data.
INI to JSON Converter
Convert INI config files to JSON and back.
JSON to .env Converter
Convert nested JSON config into .env variables.
Markdown to JSX Converter
Convert Markdown content into a JSX React component.
YAML Formatter
Beautify and normalize YAML with a hand-written parser.
XML Formatter & Validator
Beautify XML and validate well-formedness using DOMParser.
JSON to Zod Schema Generator
Generate a Zod validation schema and TypeScript type from JSON.
CSV Viewer & Editor
Open a CSV as a sortable, searchable table and edit cells before exporting.
JSON to Kotlin Data Class
Generate Kotlin data classes from any JSON payload.
JSON to Java Class
Turn JSON into Java records or POJOs with getters and setters.
JSON to PHP Array Converter
Turn any JSON document into a ready-to-paste PHP array.
Protobuf ↔ JSON Converter
Convert between .proto-described binary payloads and JSON.
JSON to Swift Codable Converter
Turn JSON into Swift structs that conform to Codable.
Plist ↔ JSON Converter (Info.plist)
Convert Apple property lists to JSON and back.
iOS .strings ↔ JSON Converter
Convert Localizable.strings files to JSON and back.
Android strings.xml ↔ JSON Converter
Convert Android string resources to JSON and back.
JSON to Dart / Flutter Model
Generate Dart model classes with fromJson and toJson from JSON.
JSON to Rust Struct (serde)
Turn JSON into serde-ready Rust structs.
More Tools
Units & Numbers
Number Base Converter
Convert numbers between binary, octal, decimal, hex, and custom bases.
Unit Converter
Convert length, weight, temperature, area, volume, speed, and data-size units.
Binary/Octal Text Converter
Convert text to binary or octal codes and back.
Roman Numeral Converter
Convert between numbers and Roman numerals.
Time Unit Converter
Convert between milliseconds, seconds, minutes, hours, days, and weeks.
Data Size Converter
Convert bytes, KB/MB/GB/TB with binary (KiB/MiB) or decimal units.
Base64 to Image Converter
Convert between base64/data URI text and image previews.
Number to Words & Currency Formatter
Spell numbers out in words or format them as currency, ordinals and locale text.
Excel Column Name Converter
Convert between spreadsheet column numbers and letters.