Developer Tools
Free, fast, and secure tools for developers. All processing happens in your browser.
JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting.
JSON to CSV
Convert JSON array data to CSV format with preview.
Base64 Encoder
Encode and decode Base64 strings for text and files.
HTML Encoder
Encode and decode HTML entities and special characters.
URL Encoder
Encode and decode URLs, query strings, and special characters.
Regex Tester
Test regular expressions with real-time pattern highlighting.
Hash Generator
Generate MD5, SHA1, SHA256, SHA512 hash values instantly.
UUID Generator
Generate random UUID v4 strings for database keys and APIs.
Timestamp Converter
Convert between Unix timestamps and human-readable dates.
QR Code Generator
Generate QR codes for URLs, text, emails, and WiFi networks.
MIME Types
1025+ MIME types database with code examples.
Password Generator
Generate strong, random passwords with customizable options.
Color Converter
Convert colors between HEX, RGB, HSL formats with color picker.
Word Counter
Count words, characters, sentences, and reading time.