Easily track all the validation errors on your database so that you can analyse them.

Validation groups for ActiveRecord

Stores Vines user data in an SQL database.

This engine aims to provide an easy way to work with dynamic permissions.

An ORM framelet that fits on top of ActiveRecord to give you 'Data Mapper' semantics.

WatchTower helps you track how much time you spend on all of your projects.

A pluggable webhook subscription system

WebpayRails is an easy solution for integrate Transbank Webpay in Rails applications.

This is a Rails plugin that extends Active Record with additional methods: .like, .unlike, .gt, .gte, .lt and .lte, so that you can replace the SQL strings like Post.where('comments > 5') with Post.where.gt(comments: 5)

A simple gem to help you whoop your logs into shape.

A library for setting up model validations, such as in ActiveRecord.

Tree structures for ActiveRecord

Advisory locking support for Postgresql done right.

A ruby DSL for modeling business logic as Finite State Machines. The aim of this library is to make the expression of these concepts as clear as possible, utilizing the expressiveness of ruby language, and using similar terminology as found in state machine theory.

Multi-threaded job backend with database queuing for ruby.

WraithDB uses schema.rb as a template to initialize ActiveRecord classes when databases are offline. It does this with minimal overhead, leaving the normal connection object untouched and only interacting with the columns and tables interfaces.

Flexible, configurable authorization system for ActiveRecord and an access control DSL for ActionController.

Index reference to Japanese correspondence relation annotate_models

Whenever you need assign an association by its attribute, like name, this gem comes to business.

Abacus is an xdxf parser and semantic toolset for Ruby.