Simplistic enumerations for ActiveRecord. Consider using enumerate_by, a more mature solution to the same problem http://github.com/pluginaweek/enumerate_by

ActiveRecord utility class that disables database indexes during a block.

Thermo MSF file parser using ActiveRecord as ORM.

Rails utilities.

muding is a development framework for building multi-user environments. The purpose of the framework is to separate the lower level functionality common to all multi-user environments into a separate framework that can be developed through open-source. Developers using the framework can then buil...

Core library for multi database support in any Ruby project for ActiveRecord. Migrations are supported by optional gem multi_ar_migrations.

This gem lets you specify different config file for an ActiveRecord Model

rails multiple database connections

Enables multitenant setup with one database per tenant. See README for details.

rails multiple databases load balancer

Simple additions to write efficient insert queries.

Model translations for Rails 3 backed by PostgreSQL and Hstore

MultiModelWizard is a way to create and update multiple ActiveRecord models using one form object.

Set a DateTime via two accessors, one for the date, one for the time

Elo library for single and multiplayer games

Hacky utility to access dbs listed in Rails' database.yml. See README for more info.

Typically SQL is not a great place to store a counter that is incremented often. For instance if you're counting the number of visits to a page by incrementing a SQL column and that page gets popular then there's a good chance that the SQL counter will become a benchmark. This is because doing an...

Search multiple columns of a database, returning a hash of non-empty columns

Make a naive rails app multisite easily

Facilitates true multi table inheritance of ActiveRecord models by providing methods for super- and subclasses as well as models with a foreign-key association to MTI records.