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Developer Tools

Tools for coding, debugging, and data processing

Format, validate, and beautify JSON data instantly. Paste messy JSON and get clean, indented output.

Encode text to Base64 or decode Base64 back to text. Fast, free, and runs entirely in your browser.

Encode or decode URLs with percent-encoding. Handles query strings, special characters, and Unicode.

Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds.

Color pickers, placeholder text, and visual utilities

Convert colors between HEX, RGB, HSL, and CMYK formats. Pick colors with the visual picker or enter values.

Generate placeholder text in paragraphs, sentences, or words. Customize length for your design mockups.

Password generators and security utilities

Generate strong, random passwords with customizable length, symbols, numbers, and uppercase options.

Count, analyze, and transform text

Count words, characters, sentences, and paragraphs instantly. Perfect for writers, students, and SEO.

QR codes, unit conversions, and daily utilities

Convert between length, weight, temperature, speed, and data units. Fast, accurate, and easy to use.

Generate QR codes for URLs, text, email, phone numbers, and WiFi. Download as PNG or SVG for free.