This repository contains regular expression (regex) patterns for validating phone numbers postal codes, VAT numbers, dates, currency, credit/debit cards etc. for European countries (but not only).

Next-generation version of RegexPlanet (in next.js!)

RegexPlanet's Ruby backend

RegexPlanet's Tcl backend

Regular Expression Tester: A powerful script tool for testing and debugging regular expressions in JavaScript.

PostgreSQL backend for RegexPlanet

RegexPlanet's JavaScript backend

DFA regular expression library & friends

RegexPlanet's Python 2.7 backend

AsanRegEx is a Regex previewer tool for .NET that aims to provide developers with a user-friendly interface to work with regular expressions.

NL Kenteken-check formats 2020 RDW

RegexPlanet's .Net backend

RegexPlanet's Perl backend (CGI.pm version)

RegexPlanet's Swift backend

KISS/YAGNI Regex

RegexPlanet's Go backend

A string-based approach that checks length, character restrictions, and position of special symbols, and a regex-based approach that uses a regular expression to ensure proper email formatting. Both methods are designed to verify that email addresses adhere to common format standards.

Package of graphical and non graphical libraries for React developers

A JavaScript library for quickly and easily testing the validity or invalidity of a value.

A grade calculator program using python