JSON Formatter & Validator
Format, validate, minify, and convert JSON data
Input
Output
Output will appear here...
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 to text
Input
Output
Output will appear here...
URL Encoder / Decoder
Encode and decode URL components (percent-encoding)
Input
Output
Output will appear here...
Regex Tester
Test regular expressions with live matching and highlighting
Matches
Enter a pattern and test string...
Highlighted
Hash Generator
Generate SHA-1, SHA-256, SHA-512 hashes using Web Crypto API
Input
Results
Click "Generate All Hashes" to compute...
Color Picker & Converter
Pick colors and convert between HEX, RGB, HSL formats
Random Palette Generator
JWT Decoder
Decode JWT (JSON Web Token) headers and payloads
JWT Token
Decoded
Paste a JWT token above and click Decode...
Timestamp Converter
Convert between Unix timestamps and human-readable dates
Current Time
Result will appear here...
Markdown Preview
Write Markdown and see live rendered preview
Markdown Input
Preview
Lorem Ipsum Generator
Generate placeholder text with various options
Generated Text
Click Generate to create placeholder text...
Password Generator
Generate secure random passwords with customizable options
Generated Passwords
Click Generate to create passwords...
Text Diff Viewer
Compare two texts and see line-by-line differences
Original Text
Modified Text
Differences
Enter two texts and click Compare...