Regex tester

Write regex. See matches highlighted in real-time.

Test string

Result

Hello world! My email is john@example.com and my site is https://example.com. Call me at +1-555-0123.

Free regex tester

RegexPal tests regular expressions in real-time with instant match highlighting. Supports all JavaScript regex flags (g, i, m, s, u). Includes common patterns for email, URL, phone, IP, hex color, dates, and HTML tags. All testing happens locally in your browser.