SQL input/output plugin for Fluentd event collector

Log transitions on a state machine to support auditing and business process analytics.

Universal ID opens the flood gates with a deluge of profoundly powerful yet easily implemented new use-cases for your apps and scripts.

Amazon Redshift adapter for ActiveRecord 6.x.

Gem adds an "analyze" method to all Active Record query objects. Compatible with PostgreSQL database.

Enable enum type for the MySQL Adapter in ActiveRecord

ActiveRecord Tableless Models provides a simple mixin for creating models that are not bound to the database. This approach is useful for taking advantage of the features of ActiveRecord such as validation, relationships, etc.

Client Side Validations for Rails 2.x and 3.x

A Ruby on Rails plugin to add an after_commit callback. This can be used to trigger methods only after the entire transaction is complete.

A Rails library for storing user sessions in a backend database

Chamber lets you source your Settings from an arbitrary number of YAML files and provides a simple mechanism for overriding settings from the ENV, which is friendly to how Heroku addons work.

A malware/botnet analysis framework written in Ruby.

Stores draft versions of your ActiveRecord models' data in a single table or split up into separate tables. Works with Ruby on Rails and Sinatra.

FastPage applies the MySQL "deferred join" optimization to your ActiveRecord offset/limit queries.

FortyFacets lets you easily build explorative search interfaces based on fields of your active_record models.

Functional Reactive Programming with EventSourcing in Ruby

Functional Reactive Programming with EventSourcing in Ruby

The JitPreloader has the ability to send notifications when N+1 queries occur to help guage how problematic they are for your code base and a way to remove all of the commons explicitly or automatically

Log transitions on a state machine to support auditing and business process analytics.

JRuby gem for performing multidimensional queries of relational database data using Mondrian OLAP Java library