Converters
Converters translate data from one format or representation into another. Developers reach for these constantly: encoding data for safe transport, converting a spreadsheet export into JSON for an API, checking what a Unix timestamp actually means, or translating a color value between the formats used in design tools and CSS.
Base64 Encoder
Encode text into Base64 format.
Base64 Decoder
Decode Base64 strings back into readable text.
URL Encoder
Percent-encode text for safe use in URLs.
URL Decoder
Decode percent-encoded URL text back to readable form.
Color Converter
Convert colors between HEX, RGB, and HSL formats.
HEX to RGB Converter
Convert HEX color codes to RGB values.
RGB to HSL Converter
Convert RGB color values to HSL.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Date to Unix Timestamp
Convert a calendar date and time to a Unix timestamp.
Unix Timestamp to Date
Convert a Unix timestamp into a readable date and time.
JSON to CSV Converter
Convert a JSON array of objects into a CSV file.
CSV to JSON Converter
Convert CSV data into a JSON array of objects.
XML to JSON Converter
Convert XML documents into JSON format.
YAML to JSON Converter
Convert YAML configuration into JSON format.
Binary to Decimal Converter
Convert binary numbers to decimal (base-10).
Decimal to Binary Converter
Convert decimal numbers to binary (base-2).
Binary to Hex Converter
Convert binary numbers to hexadecimal.
Hex to Binary Converter
Convert hexadecimal numbers to binary.
CSS Gradient Generator
Visually build CSS linear and radial gradients.
CSS Box Shadow Generator
Visually build CSS box-shadow effects.
Other Categories
Developer Tools
Formatters, validators, decoders, and reference lookups for everyday development work — JSON, regex, hashes, JWTs, HTML/CSS/JS, and more.
Text Tools
Count words, compare text, convert case, and preview Markdown — practical utilities for writers, editors, and developers alike.
Generators
Generate UUIDs, passwords, random strings, QR codes, placeholder text, and boilerplate CSS or HTML snippets.