Developer Tools
Formatters, encoders, decoders, and utilities for everyday development tasks.
13 tools available
JSON Formatter
Pretty-print JSON with configurable indentation and syntax highlighting.
JSON Validator
Validate JSON instantly and see clear error messages for malformed input.
JSON Minifier
Remove whitespace from JSON to reduce payload size.
Base64 Encoder
Encode text or binary data to Base64.
Base64 Decoder
Decode Base64 strings back to plain text or binary data.
URL Encoder
Percent-encode special characters in URLs and query strings.
URL Decoder
Decode percent-encoded URLs back to readable text.
JWT Decoder
Decode and inspect JSON Web Token headers, payloads, and signatures.
UUID Generator
Generate RFC-4122 v4 UUIDs in bulk with one click.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Regex Tester
Test regular expressions against text with live match highlighting.
SQL Formatter
Format and beautify SQL queries for readability.
Color Converter
Convert colors between HEX, RGB, HSL, and other formats.