Imparavi wysiwyg editor for Rails 3.1+

An idempotent CSV import system

Allows you to easily set page titles per view in your Rails 4 app, but also follows Ruby on Railsnaming conventions to set sensible default title if none is specified.

An engine for importing spreadsheets (or `ActiveResources`) into a Rails app, easily.

Easier upload management for ActiveRecord

spree_import_products ... imports products. From a CSV file via Spree's Admin interface

Full Stack rails engine for xls import to activerecord, with process notification through websockets, and activeadmin integration, works with rails 4.0.+.

Publish and serve static html pages with Rails

iMessage database search

Imyou has feature of attaching popular name to ActiveRecord model.

iNaturalist API Query Tool

Backport in_batches from Rails 5 for Rails 3 and 4.

Messaging system for Rails 3 app

Inbox items engine

A gem designed to get off to an even quicker start with Rails.

Adds LDAP authentication support to Incline.

Add in ActiveRelation scopes that are common across all models. You can also add in a prefix to those scopes so you can have multiple per model. See README for more info.

ActiveRecord has_many + includes(:relation) on steroids

This plugin creates a Value Object class that controls the logic of incomplete dates. It also creates a class method incomplete_date_attr to hook onto Active Record objects, so some of the attributes are stored in the database as an integer instead of a date

Build multi-page forms like a General