Allows a finite set of values for any attribute.

Eql provides an ability to use ERB templates with your DB queries

Enhanced Rails is a framework for building web-application template and javascript agnostic on top of either MySQL, PostgreSQL, SQLite, DB2, SQL Server, or Oracle with eRuby- or Builder-based templates.

Erbee is a Ruby gem designed to automatically generate Entity-Relationship (ER) diagrams for your Rails applications. Leveraging the power of Mermaid for visualization, Erbee provides an easy and flexible way to visualize your database schema and model associations directly from your Rails models.

ERDB is a Ruby Gem for generation Entity-Relationship Diagrams (ERD).

biggs is a small ruby gem/rails plugin for formatting postal addresses from over 60 countries. This version is maintained by Ed Ropple off of the abandoned source.

Errors Need Love

Send your application errors to a hosted service and reclaim your inbox.

Useful templates for controller and model functions

A library for ActiveRecord scoping using simple expressions.

Feature information of activerecord models, attributes and associations

ActiveRecord extensions for Esse

Etat is a minimalistic gem to help you (me, for now) manage some states in your Rails app.

This friendly etiqueta rails gem give you tags in your Rails app.

Basic models for the EveSDE data

EventAttribute allows you to turn your date/datetime columns in to boolean attributes in ActiveRecord.

A Rails engine for capturing client side events.

eventdb - event.db schema 'n' models for easy (re)use

Add hooks before or after events

Use Evento to hook into events generated by AASM, state\_machines and Devise