Collection of ActiveModel/ActiveRecord validators


Gem Version Build Status

Lite::Validators is a collection of validators useful for any Rails application.

NOTE: If you are coming from ActiveValidation, please read the port section.


Add this line to your application’s Gemfile:

gem 'lite-validators'

And then execute:

$ bundle

Or install it yourself as:

$ gem install lite-validators

Table of Contents



The following are highly recommended 3rd-party validators to supplement your workflow:


Lite::Validators is a near compatible port of ActiveValidation.

The names for the following validators has been changed, so you will need to make the appropriate changes: equality #=> compare, phone #=> phone_number

The syntax for the following validators has been reworked, so you will need to consult the docs for making the appropriate changes: csv, compare


After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to


Bug reports and pull requests are welcome on GitHub at[USERNAME]/lite-validators. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.


The gem is available as open source under the terms of the MIT License.

Code of Conduct

Everyone interacting in the Lite::Validators project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.