ActionMailer heavily-inspired gem to handle SMS/Text Messages

Missing link between models and views. Use presenter pattern in Rails application without changing controllers.

Form validation for Rails with Dry-Validation

Add support to ActiveMerchant for the Sermepa payment gateway by Servired used by many banks in Spain

ActiveModel with support for booleans and datetimes in form helpers

Harness the power of PostgreSQL when crafting JSON reponses

A safe way to accept user parameters and query against your ActiveRecord Models

ActiveRecord instrumentation for Rails, Resque and Sidekiq

ORM agnostic full text search

Use this gem to add import/export to .csv functionality to your activerecord models

A session store and a cache store backed by Aerospike for Rails.

selectable_attr_rails makes possible to use selectable_attr in rails application

amp-html is a universal solution to integrate the AMP Project (Accelerated Mobile Pages Project) into your Rails app with ease. It enables you to quickly spin-up, build and test your app with AMP, while fulfilling the app's unique requirements. It comes with a bunch of superpowers like user authentication, notifications, blogs, animations and support for assets in AMP. Make your app consistently fast, beautiful and high-performing across devices and distribution platforms.

A gem that helps you easily handle exceptions in your Ruby on Rails API and return informative responses to the client by serializing exceptions into JSON and other popular API formats and returning a response with a status code that makes sense based on the exception.

Archive your Rails models rather than delete them, with model and controller concerns.

ArchiveTree is a Ruby Gem that makes it easy for you to create beautiful chronological archive trees of your models. For instance, you can create a tree for your blog posts.

Authorize implements a full-blown Role-based Access Control (RBAC) system for Ruby on Rails

Adds `autocomplete="off"` html attribute to FormHelper generated input tags by default.

jQuery automatic session timeout warning in a Rails application.

beyond is a collection of frontend components which aims for admin website.