Bunch of utilities useful when working with PESEL numbers

Polish PESEL Python module

Java library for validating and decoding PESEL (Powszechny Elektroniczny System Ewidencji Ludności, Universal Electronic System for Registration of the Population).

Swift package for dealing with Polish PESEL numbers (Universal Electronic System for Registration of the Population numbers)

PESEL number verification and decoding.

Java library for validating, decoding and generating random Polish Personal Identification Number (PESEL).

simple PESEL validator library written in Rust

Elixir library for PESEL number.

Simple single-file PESEL decoder website.