Essential tools for Modern Developers
Fast, private, and lightweight. Essential tools with core processing that runs directly in your browser.
UUID Generator
Generate and validate RFC 4122 UUIDs (v4)
Random String Generator
Generate random strings for email prefixes, IDs, and slugs
Random Name Generator
Generate random names for the US, China, Japan, and South Korea
JSON Formatter
Format, minify, and validate JSON data
HTML Previewer
Render pasted static HTML in a sandboxed preview
Local Translator
Translate text privately with Chrome's on-device AI
Regex Tool
Validate, test, and generate regex patterns
CRON Tool
Generate and validate CRON schedules
Base64 Tool
Encode and decode Base64 strings
URL Encoder
Encode and decode URL strings
QR Code Generator
Generate downloadable QR codes from plain text
JWT Decoder
Inspect JWT header and payload
Hash Tool
Generate SHA hashes locally
SQL Formatter
Beautify and optimize your SQL queries
Timestamp Tool
Convert and validate Unix timestamps
GitHub CDN
GitHub links to jsDelivr CDN URLs
Exchange Rate Converter
Convert currencies with cached public reference rates
Client-side
Core processing runs directly in your browser.
Privacy First
Your data never leaves your computer.
Lightweight
Minimal dependencies for maximum performance.