Accountants deals with dates that are simply months (e.g., 01/13). accountant_date parses these mm/yy style dates and allows for other shorthands.

Statistical accumulators for Ruby

Simple ACE(Amazon Compatible Environment) Client

A clock class for use with time of day

A quick and dirty tool for analysis of transition and transversion frequency aross and alignment

An ActiveRecord Extension to deprecate attributes

Generate acronyms from strings

ActionGmailer, oauth/gmail delivery method

authorisation module of actions based on url-paths for usage in Rails and possibly other ruby based web frameworks

Use Resque to asynchronously sending email messages.

Wraps the deliver! method on ActionMailer to save the outgoing mail to a .eml file, which can be opened by most email clients. Also provides a mechanism for only sending to an approved list of email recipients, which is useful for ensuring your application doesn't send email outside of an organization.

A lightweight presenter implementation for Ruby on Rails.

Like ActionMailer, but for SMS

Access control for ActiveModel/ActiveRecord attributes

Easy to use integration of drag&drop files upload via dropzone.js for ActiveAdmin

This provides some rake tasks to solve issues with activeadmin as used in production. Namely, that apps seem to go into production with its default username and password in it that they gain from the initial migrations.

Audit support for Active Record

Provides utility classes, helpers and decorators to the AWS Ruby SDK v2

Implementing pathfinding for Rails records

Active Component introduces components into your Rails presentation layer. The use of components improves consistency and development speed through reuse and a new way of view code organization. Components are plain Ruby classes that are able to render themselves using a to_html method. Active Component provides several means that make it easy to write and use components.