Tools built for developers
13 tools
Base64 Tool
Encode plain text or decode Base64 strings with instant copy-friendly output.
Basic Calculator
Evaluate arithmetic expressions with history. Supports +, -, *, /, parentheses, and decimals.
Compare Tools
Side-by-side comparison for JSON payloads and cURL commands.
Editor Pad
A browser-based notepad with multiple notes, plain and rich text modes, find & replace, and file import/export.
JSON Tools
All-in-one JSON utility: Prettify, Validate, and Explore.
JWT Generator
Craft HS256 JWTs with custom payload fields directly in your browser.
Password Generator
Generate strong, cryptographically random passwords with configurable length and character sets.
QR Code Generator
Encode text or URLs into QR codes with instant preview and PNG download.
Regex Tester
Build and test regular expressions with live match highlighting, flag toggles, and named group support.
Short URL Expander
Reveal the final destination behind shortened links.
Timestamp Converter
Convert Unix timestamps to human-readable dates and back. Supports seconds/milliseconds and local/UTC timezones.
URL Encoder / Decoder
Percent-encode or decode URL components instantly. Safe for query params, path segments, and full URLs.
UUID Generator
Generate RFC 4122 compliant UUIDs on demand.