ActiveRecord Tableless provides a simple mixin for creating models that are not bound to the database. This approach is mostly useful for capitalizing on the features ActiveRecord::Validation

Provides methods to fetch, cache and utilise historic exchange rates in your app.

Gem for automatic scaffolding by Ermes-x.

Full control over schedules for use with adnX's xTeam software

Xylem provides a simple way to store and retrieve hierarchical data through ActiveRecord.

http://yalebulldogs.com/

A Ruby gem for YAML serialization and deserialization of ActiveRecord models with JSON schema generation.

I'll clean your data

Yet another paginator for Ruby on Rails adding pagination and filtering interface to ActiveRecords.

Yet another publish subscribe gem

The goal of this gem is to facilitates the use of Active Record in non Rails projects. The tasks in the db namespace that we use when developing Rails applications are a nice part of our lifes, so this gem tries to glue this in your application too.

YDD is a tool (a fork of yaml_db really) to make it generally easy to use it for things like copying databases from production to staging and the like.

Makes working with weeks more fun

SQL "raw" for Rails projects

Store yinx metadata with activerecord

Discord bot development framework.

Zabbix application monitoring

This gem provides a mountable Rails engine that provides single sign on, directory access and further Zaikio platform connectivity.

Communication with the Zabbix API made easy

Zero Downtime Migrator of mysql compatible databases