All Online Tools
Browse our complete collection of free online tools
JSON Formatter
Format, validate, and beautify JSON data instantly
Base64 Encoder/Decoder
Encode and decode Base64 strings with ease
URL Encoder/Decoder
Encode and decode URLs and URI components
Password Generator
Create strong, secure random passwords
UUID Generator
Generate unique UUIDs (v1 and v4) instantly
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes
Word Counter
Count words, characters, sentences, and reading time
Text Comparison
Compare two texts and find differences
Spin the Wheel
Random decision maker - make choices fun
CSV to JSON Converter
Convert CSV files to JSON format instantly
QR Code Generator
Create QR codes for URLs, text, and more
QR Code Decoder
Scan and decode QR codes from images
Image Compressor
Compress and optimize images without quality loss
Color Picker
Pick colors and get HEX, RGB, HSL values
Lorem Ipsum Generator
Generate placeholder text for your designs
ID Photo Maker
Create standard ID photos online with multiple sizes and background colors
Mic Tester
Test your microphone instantly with real-time waveform and audio quality analysis
Online Frontend Runner
Run HTML/CSS/JS code instantly in your browser
Serial Port Assistant
Connect and communicate with serial devices online
Online Resume Designer
Create professional resumes with beautiful templates
Markdown Converter
Convert Markdown to Xiaohongshu/WeChat formats