Exceptron comes from the future to make your exceptions rock!

The inverse of `select` on an ActiveRecord::Relation. Use to avoid loading large columns (e.g. texts or blobs).

Provides optional javascript url helpers, CORS configuration and a pool of routes into which applications can dump their host information and routing table. Other applications can then utilize application namespaced helper methods for redirecting, drawing links, placing cross-origin XHR requests,...

Exhibit is a simple gem to generate and work with presenters in Rails 3. It is based on the solution Ryan Bates created in Railscasts Pro episode #287.

Exnum is enum extention for Rails. This gem extends enum about i18n and associated parameters.

Expat adds a mountable web application to your development environment that will enable you to manage the i18n yaml files of your Rails application.

This gem automatically instruments your Ruby on Rails 4.2/5.x applications using InfluxDB for storage.

A rails engine for enabling A/B and other experiments.

Expires gives a valiable with limited time.

Handles storing and generating CarrierWave FOG expiring asset link stored in string and text attributes of ActiveRecord objects

The library provides functionality to calculate the expiration from different dates and time objects.

A rails plugin for scaffolding views using Angular.js, Twitter bootstrap and font awesome.

This is a gem for using ActiveRecord more explicitly.

Exportable will help you in exporting ActiveRecord models in to different output formats including CSV, XLS etc.

A simple gem for export data to other format

Adds a class method to all ActiveRecord models in Rails that exports all rows in a single CSV file to an Amazon S3 bucket

Export model data to Google Spreadsheets or Excel through Apache POI

Easy exposition of has_one associations at the object level, to avoid nesting.

A Rails engine that exposes ActiveRecord models as JSON API with minimum hassle

Gain fined tuned control over what users are permitted to see and do in your application.