31 free tools
Number & IP Tools
Binary, octal, decimal and hex converters, bitwise calculators, IP conversions and number words. 31 free tools — everything runs privately in your browser.
- Number Base ConverterConvert a number to binary, octal, decimal and hex at once
- Decimal to Binary ConverterConvert decimal numbers to binary
- Binary to Decimal ConverterConvert binary numbers to decimal
- Hex to Decimal ConverterConvert hex numbers to decimal
- Bitwise CalculatorAND, OR, XOR, NOT and shifts on 8–64-bit integers
- IP to Decimal ConverterConvert IPv4 addresses to decimal
- Decimal to Octal ConverterConvert decimal numbers to octal
- Decimal to Hex ConverterConvert decimal numbers to hex
- Binary to Octal ConverterConvert binary numbers to octal
- Binary to Hex ConverterConvert binary numbers to hex
- Octal to Decimal ConverterConvert octal numbers to decimal
- Octal to Binary ConverterConvert octal numbers to binary
- Octal to Hex ConverterConvert octal numbers to hex
- Hex to Binary ConverterConvert hex numbers to binary
- Hex to Octal ConverterConvert hex numbers to octal
- IPv6 to Binary ConverterConvert IPv6 addresses to binary, expanded or compressed form
- IP to Hex ConverterConvert IPv4 addresses to hex
- Hex to IP ConverterConvert hex numbers to IPv4 addresses
- IP to Binary ConverterConvert IPv4 addresses to binary
- Binary to IP ConverterConvert binary numbers to IPv4 addresses
- Decimal to IP ConverterConvert decimal numbers to IPv4 addresses
- IP to Octal ConverterConvert IPv4 addresses to octal
- Octal to IP ConverterConvert octal numbers to IPv4 addresses
- AND CalculatorCalculate bitwise AND of two numbers
- OR CalculatorCalculate bitwise OR of two numbers
- XOR CalculatorCalculate bitwise XOR of two numbers
- NAND CalculatorCalculate bitwise NAND of two numbers
- NOR CalculatorCalculate bitwise NOR of two numbers
- XNOR CalculatorCalculate bitwise XNOR of two numbers
- Number to Words ConverterSpell out numbers in English words
- Words to Number ConverterConvert English number words to digits
More categories
All 498 tools →- JSON ToolsFormat, validate, view, compare, query and repair JSON.
- ConvertersConvert between JSON, XML, YAML, CSV, TSV, TOML, HTML tables and RSS.
- CSV & ExcelView CSV, convert spreadsheets to JSON/XML/CSV and back, and build HTML tables.
- SQL ToolsFormat and minify SQL, and convert INSERT statements to and from JSON, CSV and more.
- XML ToolsFormat, validate, query (XPath), transform (XSLT), diff and convert XML.
- YAML ToolsFormat, validate, view, edit and convert YAML.
- Data to ClassGenerate typed classes and schemas from JSON or XML in 19 languages.
- Code FormattersBeautify, minify and validate JavaScript, TypeScript, Python, Go, C/C++, PHP, Java, Lua and more.
- Editors & ViewersOnline code editors, file viewers and syntax highlighting for 40 languages.
- HTML & JavaScriptFormat, minify, validate and preview HTML; convert HTML tables, JSX, PHP and Jade.
- CSS ToolsBeautify, minify and validate CSS, and convert between CSS, LESS, SCSS, SASS and Stylus.
- Markdown & BBCodeEdit and preview Markdown, and convert Markdown and BBCode to and from HTML.
- Encoders & EscapersBase64, Base32, Base58, URL, UTF-8, hex and binary encoding, HTML entities, escaping and compression.
- Hash & CryptoMD5, SHA-1/2/3, BLAKE, CRC and 20+ hashes, HMAC, bcrypt, AES encryption and passwords.
- Text & String ToolsCount words, change case, sort, de-duplicate, clean up and transform text.
- Random GeneratorsSecure random numbers, strings, passwords, test data, IPs, dates, Lorem Ipsum and more.
- Color ToolsConvert HEX, RGB, HSL, HSV and CMYK, find color names and check WCAG contrast.
- Unit ConvertersLength, weight, volume, temperature, data size and 10 more unit converters, plus a date calculator.
- Image ToolsConvert PNG, JPG, WebP, BMP and SVG, image ⇄ Base64, GIF frames and QR codes.
- Chart MakersMake line, bar, pie, doughnut and scatter charts from your data and download them.
- Network & WebDNS, MX and reverse lookups, an API tester, URL tools and curl-to-code converters.
- Developer ToolsJWT decoder, UUIDs, regex, timestamps, cron, chmod, text diff and card validation.