枚举指定字段含义及说明

Coca is a chainable, devise-based scheme for delegation of authentication. It works through a standard JSON API so the packet that you pass down on auth is completely configurable. See coca-rbac for a similarly transparent RBAC implementation.

Keep your code DRY by inferring column validations from table properties! Automagically validate presence, length, numericality, and inclusion of ActiveRecord backed columns.

Lets you do cohort analysis based on two strategies: "big", which discards characteristics for the maximum cohort result, and "strict", which discards characteristics in order until a minimum cohort size is reached.

Add some DSL to your model, then run a single method in your controller, and your model now accepts filtering through the parameters.

Colloquy is an evented framework for building fast and efficient USSD applications in Ruby.

CommaHeaven permits easy exports of Rails models to CSV

A Jaccard-similarity recommender using Redis sets or MySQL

Activerecordを拡張してDBのコメントを利用してAttributeへのアクセスを可能とするgem

Adds some conventions from ActiveRecord to Sequel.

This gem provides a model and simple controller for storing global application configuration in a database. This allows the configuration to change without source code modifications.

Improves support for cross-schema, replication and mutli-DMS applications using ActiveRecord.

Conschedule library makes it easy to integrate scheduling in your Rails application, from RubyEffect (http://www.rubyeffect.com)

Builds the form to get contacts on your site using reCaptcha and the Rails resources for managing your contacts.

ContentFlagging provides automatic content moderation for Rails applications through community flagging. When content receives too many flags, it's automatically hidden from default scopes - just like acts_as_paranoid for deleted records. Features configurable thresholds, thread-safe counters, polymorphic flagging, and comprehensive admin tools. Perfect for user-generated content platforms.

Converse provides Broker/Translator classes to facilitate communication across an API by means of conversations

CopperEgg Application Performance Monitoring

Analyze and inspect CREATE TABLE SQL statements and translate across databases.

An plugin that manage cron jobs each applications and servers

With ActsAsTaggableOn, you can tag a single model on several contexts, such as skills, interests, and awards. It also provides other advanced functionality. Do not remove old tags after creating a new tag