Developer & Utility Tools
Free browser-based tools for developers and everyday use. No sign-up, no data leaves your browser.
Text & Code Tools
JSON Formatter
Format, validate, and minify JSON data.
Calculate →Regex Tester
Test regular expressions with real-time matching.
Calculate →Markdown to HTML
Convert Markdown to clean HTML output.
Calculate →Base64 Encoder
Encode and decode Base64 strings.
Calculate →URL Encoder
Encode and decode URL components.
Calculate →Lorem Ipsum
Generate placeholder text for designs.
Calculate →Text Case Converter
Convert between upper, lower, title, and sentence case.
Calculate →Word Counter
Count words, characters, sentences, and paragraphs.
Calculate →Character Counter
Count characters with and without spaces.
Calculate →Number & Data Tools
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes.
Calculate →Hex Converter
Convert between hex, decimal, octal, and binary.
Calculate →Hex to Decimal
Quick hexadecimal to decimal conversion.
Calculate →Byte Converter
Convert between bytes, KB, MB, GB, and TB.
Calculate →Number Base Converter
Convert numbers between any bases (2-36).
Calculate →Color Converter
Convert between HEX, RGB, HSL, and HSV.
Calculate →IP Subnet Calculator
Calculate network address, broadcast, and host range.
Calculate →Generators & Utilities
Password Generator
Generate strong, random passwords.
Calculate →Random Number
Generate random numbers within a range.
Calculate →QR Code Generator
Create QR codes for URLs, text, and more.
Calculate →Countdown Timer
Set a countdown to any date or time.
Calculate →Unix Timestamp
Convert between Unix timestamps and dates.
Calculate →Cron Builder
Build and validate cron expressions visually.
Calculate →CSS Unit Converter
Convert between px, rem, em, and viewport units.
Calculate →