RaySynn Toolbox
High-performance, privacy-first developer and business utilities. All processing happens client-side for maximum security.
JSON Formatter
Format, beautify, validate, and minify JSON data instantly. Free, fast, and private.
API Tester
Lightweight REST client to test endpoints, view JSON responses, and export as cURL.
UUID Generator
Generate RFC compliant Version 4 UUIDs/GUIDs in bulk for your development needs.
Hash Generator
Generate SHA-256, SHA-512, and SHA-1 hashes for secure data verification.
Base64 Tool
Securely encode and decode strings to and from Base64 format locally.
URL Encoder
Safely encode or decode URL parameters and URI components for SEO.
JWT Decoder
Decode JSON Web Tokens instantly. View header and payload securely in your browser.
Regex Tester
Test and debug regular expressions with real-time highlighting and matches.
Code Minifier
Compress HTML, CSS, and JS to reduce file size and improve site speed.
XML Formatter
Pretty print or minify XML data for better readability and structure.
Markdown to HTML
Convert your Markdown documentation into clean, web-ready HTML code.
Color Converter
Convert colors between HEX, RGB, HSL, and CMYK formats effortlessly.
Password Generator
Create secure, random passwords with custom constraints.
QR Code Generator
Generate high-quality SVG QR codes for URLs or text.
Text Diff Checker
Compare two pieces of text side-by-side to find differences instantly.
Cron Generator
Easily build cron job schedules with a user-friendly interface.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
IP Lookup
Identify IP address locations, ISP info, and network data.
User Agent Parser
Detailed breakdown of browser, OS, and device signatures.
PayPal Fee Calculator
Calculate precise PayPal merchant fees for US and International transactions.