This is a bit simpler version that is still quite robust. It was taken from a Formik example.

detect discord invite links such as: discord.gg/link discord.com/invite/link .gg/link .com/invite/link...

Viet Nam Phone Number Regex. This regex include: Cellphone number: Viettel, Vinaphone, Mobiphone, Vietnamobile, Iteltelecom, Reddi (055) Telephone number (such as: 024, 028,...) Start with Exactly 10 or 11 numbers

This is simplified from my last submission.

Extract resource location, name and query parameters from a URL (JavaScript version)

search any word with an accent

Regular expression for password validation Rules: 8-120 chars no spaces must contain at least one a-z char must contain at least one A-Z char...

Validate North American phone numbers with capture groups for the Area Code, Exchange Code, Line Number, and Extension.

Allows phone numbers with optional country code, optional special characters and whitespace

Safe Password that allow only with a number, a lowercase, a uppercase, and a special character

general purpose HTTP URL regex

Find " and ' quoted strings and "orphaned"/single words in a string

Matches case insensitive first name, optional unlimited number of middle names and last name separated with space format. Replaced \w with explicit char range for Turkish support. (Äž accepted as first char not to over complex)

A simple RegEx rule which should validate redirect_uri for oAuth2

extract video id, index, play list id from youtube URL

CheckEmail Login start or end simbols [._- ] .login@domain.com - fail -login@domain.com - fail _login@domain.com - fail login.@domain.com - fail...

For scraping http://skepticsannotatedbible.com/