categories.regex.title
regex-email
All-in-one developer toolkit with 50+ free online tools. JSON formatter, Regex tester, Base64 encoder, QR code generator, Markdown editor, Color converter, Unit converter, CSS generator, and more. 100% client-side, privacy-first.
regexemailvalidateemail validatorpattern
Email Validator
Regular Expression
/^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/