ActiveModel validation for credit card number.

As your Rails projects evolve and grow, your model validations tend to change as well. An unfortunate side effect of this evolution is that your table- backed ActiveRecord::Base descendants end up with rows that instantiate invalid model instances. ValidData generates a report for your Rails appl...

Your favourite validations with Ruby

Validatable configurations

Extension to ActiveModel for validating hostnames

The beginning of a validation library

Ruby gem to check validity of Estonian ID card or Estonian Passport

valid_syntax checks if a string containing ruby code has any syntax errors. If this is the case, the syntax errors will be stored to be later accessed.

Yet another CSV validator library. Just better.

A rails engine to extend ActiveFedora gem to play nicely with Valkyrie data mapper gem

Valkyrie::MetadataAdapter for Postgres using Sequel.

Validate the format and lookup NZBN by using the New Zealand Government NZBN API.

A framework for automating the creation of Virtus Models from a hash

Get your valorant daily store

A markdown powered CHANGELOG generator using git commit messages.

expect(''.required!).to raise_error(ValRequired::BlankError)

A Ruby gem that makes it easy to create value objects.

value-domain ddns script

A simple module to provide value objects semantics to a class

Immutable value objects using Ruby Structs