Allows marking ActiveRecord objects as discarded, and provides scopes for filtering.

Efficient, convenient, non-intrusive JSONAPI framework for Rails.

It makes working with pure SQL easier with syntax highlighting. Let's you clean your Ruby code from SQL strings.

ActiveModel Serializers addon for eliminating N+1 queries problem from the serializers.

Cabalist is conceived as a simple way of adding some smarts (machine learning capabilities) to your Ruby on Rails models without having to dig deep into mind-boggling AI algorithms. Using it is meant to be as straightforward as adding a few lines to your existing code and running a Rails generator or two.

table-for is a table builder for an array of objects, easily allowing overriding of how any aspect of the table is generated

Administration interface for Ruby on Rails

Allows to describe field names that will be stored within hstore column together with their types. Data can then be retrieved with a set of helpful getters.

Track activities in your ActiveRecord models.

Gem for generating Canvas models and migrations and syncing data from Canvas

Save hash representation of class in json column as embedded model.

Simple yet customizable token generator for Rails 3

Quickly add KMS encryption and decryption to your ActiveRecord model attributes and ActiveJob parameters. Improves upon kms_attrs with ActiveJob support, more efficient binary serialization and a test suite.

A completely transparent audit logging component for your application using a stored procedure and triggers. Comes with specs for your project and a rake task to generate the reverse SQL to undo changes logged.

Sends messages to kafka using different formats and strategies

Roles solution for active-record-backed Rails 3 applications

Automatic XSD generation from ActiveRecord models

Adds a global key-value-store to Rails applications and allows adding typed columns to model classes without having to change the database layout.

Tolken's API is more verbose than most similar gems. The idea is that you should be aware of when you're dealing with translatable fields and what language you're interested in in any given moment. In tolken a translatable field is just a Ruby hash which makes it easy to reason about.

Generates username suggestions for users