Keep mailing list subscriptions in sync with your models

Middleware to render Markdown Documents in Nexmo Developer Platform.

Solução para criar, validar e transmitir NF-e

NFSeCarioca é um cliente ruby com foco na geração da Nota Carioca

A utility library to generate and validate UK NHS numbers.

A form object.

Validates a Spanish NIF/CIF/NIE by verifying that the digit control corresponds to the number.

NIS validation for ActiveModel

Gem that encapsulates the NMI Direct Post API in an ActiveRecord-like syntax

No Bullshit Password strength checker. Inspired by "Password Rules are Bullshit" by Jeff Atwood. https://blog.codinghorror.com/password-rules-are-bullshit/ (Fixed to work with Rails 7)

Core data objects for Noodall

An ActiveModel extension that automatically converts all non-English digits to English digits before validation. https://github.com/aalyahya/normalize_digits

Avoid storing blank strings

Norman is not an ORM, man! It's a database and ORM replacement for (mostly) static models and small datasets. It provides ActiveModel compatibility, and flexible searching and storage.

Parses BeerXML files into ruby objects

NtiReceiptBuilder ships a complete receipt designer — model, layout validation, millimetre-accurate renderer, Stimulus builder UI and print views — as a Rails engine. Host applications declare a Variables subclass that maps receipt placeholders to methods on their own receipt object, so the gem c...

This is a simpler wrapper object to make it easy to build usefule Enum/Value Objects

It can validate a number or generate a random number.

This gem allows you to validate a license plate number from a chosen country/region. It also provides a validator for ActiveModel and a CLI. It currently only supports Singapore and Malaysia (not exhaustive.

NIP validator