Converters

Convert YAML configuration text to JSON and vice versa client-side.

Convert JSON arrays of objects to CSV files and vice versa locally.

Design and preview premium frosted-glass styles, then copy CSS or Tailwind code.

Quickly encode and decode URLs using RFC 3986 percent-encoding rules.

Encode binary files (images, PDFs, audio) to Base64 or decode Base64 back to files.

Decode and inspect JSON Web Token (JWT) headers, payloads, and validation dates.

Directly convert color coordinates between HEX, RGB, and HSL formats.

A clean utility to compute percentages, markups, discounts, and delta changes.

Convert length, weight, temperature, and area units.

Convert speed between mph, km/h, m/s, and knots.

Convert liters, gallons, milliliters, cups, and fluid ounces.

Convert data units between Bytes, KB, MB, GB, and TB.

Convert numbers between decimal, binary, octal, and hex bases.

Convert decimal numbers to Roman numerals and vice versa.

Convert numerical figures into clean, written English word formats.

Compute MD5, SHA-1, and SHA-256 hashes locally to verify file integrity.

Generate high-quality QR codes for URLs, WiFi, or text.