Free Online Tools
A collection of free online tools including JSON formatter, Base64 encoder, password generator, QR code tools, and more. Fast, simple, and privacy-focused utilities for daily use.
Developer Tools
JSON Formatter
Format, validate, and minify JSON data online for free. Instantly pretty-print or compress your JSON.
Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 to plain text online for free. Fast, private, and works in your browser.
UUID Generator
Generate random UUID v4 identifiers online for free. Create one or multiple UUIDs instantly in your browser.
JWT Decoder
Decode and inspect JWT tokens online for free. View the header, payload, and signature instantly in your browser.
Text Compare (Diff Checker)
Compare two texts side by side and see the differences highlighted. Free online diff checker for code, documents, and more.
Security
Media & Image
QR Code Generator
Generate QR codes from text or URLs online for free. Live preview and download as PNG instantly.
QR Code Scanner
Scan and decode QR codes from uploaded images online for free. Fast, private, and works in your browser.
Color Picker from Image
Pick any color from an uploaded image. Get HEX, RGB, and HSL values instantly. Free and private.
Utilities
Time Zone Converter
Convert time between time zones online for free. Supports all major time zones worldwide.
Random Name Picker
Pick a random name from a list online for free. Perfect for giveaways, team assignments, and decisions.
Age Calculator
Calculate your exact age in years, months, and days. See your next birthday countdown instantly.