Test regular expressions against sample text with real-time match highlighting.
Pattern
Test String
Results — 0 matches
Enter a pattern and test string above.
JSON Formatter
Format, validate, and minify JSON with syntax highlighting and error detection.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 strings back to plain text instantly.
HTML Encoder / Decoder
Encode special characters to HTML entities or decode HTML entities back to text.
URL Encoder / Decoder
Encode or decode URL query strings and percent-encoded characters.
ToolsYouNeed