Keep your DB schema in sync across all branches effortlessly. Install once, then use `rails db:migrate` normally — the gem handles phantom migration rollback automatically, eliminating schema conflicts and inconsistent database states. Stop wasting hours on DB maintenance locally, CI, staging/sandbox, or even production.

Extends your user model with friendships management methods

Enable librarians, curators, and others who are responsible for digital collections to create attractive, feature-rich websites that feature these collections.

Bootstrap Forms makes Twitter's Bootstrap on Rails easy to use by creating helpful form builders that minimize markup in your views.

Create, manage, and send scheduled email sequences and drip campaigns from your Rails app.

A utility that adds class based enum functionality to ActiveRecord attributes

With more than one application server, validates_uniqueness_of becomes a lie. Two app servers -> two requests -> two near-simultaneous uniqueness checks -> two processes that commit to the database independently, violating this faux constraint. You'll need a database-level constraint for cases like these. consistency_fail will find your missing unique indexes, so you can add them and stop ignoring the C in ACID.

Uses custom html elements with attached IntersectionObserver to automatically lazy load partials via websockets

Fragment cache for graphql-ruby

HasSecureToken provides you an easily way to geneatre uniques random tokens for any model in ruby on rails. **SecureRandom::base58** is used to generate the 24-character unique token, so collisions are highly unlikely.

A gem/plugin for Rails 3+ that enables client-side validation using ActiveModel + HTML5

Inkwell provides simple way to add social networking features like comments, reblogs, favorites, following/followers, communities, categories and timelines to your Ruby on Rails application.

Irwi is Ruby on Rails plugin which adds wiki functionality to your application.

Adds generic authorization to the jsonapi-resources gem using Pundit.

Add schema comments in your migrations, see them in model annotations and db/schema.rb dump

Mousetrap is a javascript library for handling keyboard shortcuts in your web applications. This gem integrates Mousetrap with Rails asset pipeline for easy of use.

Provides a single point of entry for using basic features of ruby ORMs

Building APIs the way you want it.

Self-hosted performance monitoring engine for Rails apps. Tracks slow requests, N+1 queries, and SQL performance. All data stays in your own database — no third-party cloud required.

ROMA is one of the data storing systems for distributed key-value stores. It is a completely decentralized distributed system that consists of multiple processes, called nodes, on several machines. It is based on pure P2P architecture like a distributed hash table, thus it provides high availability and scalability.