Rails Driver and Adapter for IBM Data Servers: {DB2 on Linux/Unix/Windows, DB2 on zOS, DB2 on i5/OS, Informix (IDS)}

Kaminari views for Twitter Bootstrap (rails engine)

Large text fields are kept in a central table, and polymorphically associated with your models. Access and assignment should behave as if it was a column on the same table.

A MediaElement gem(engine) for Rails. Makes embedding HTML5 video easy.

moment-timezone for Rails

Nested scaffold generator for Rails

An awesome nested set implementation for Active Record

A Rails plugin/gem for awesome nested templates and layouts

Playbook UI is built out in Ruby View Components and React Components. Playbook takes a modern design approach and applies it in a way that makes it easy to support bleeding edge or legacy systems.

Helps to save your eyes, when reading hardcore SQL requests in console

Admin interface builder

Raif (Ruby AI Framework) is a Rails engine that helps you add AI-powered features to your Rails apps, such as tasks, conversations, and agents. It supports for multiple LLM providers including OpenAI, Anthropic Claude, and AWS Bedrock.

rails-latex is a renderer for rails which allows tex files with erb to be turned into an inline pdf.

Generate Mermaid ERD for Ruby on Rails

A handy dandy way to avoid using #accepts_nested_attributes_for

Referral codes & affiliate links for Ruby on Rails apps

Referral codes for Ruby on Rails applications

Regressor generates regression specs based on ActiveRecord models. Currently relations, validations, attributes, and database indexes are supported.

Retina Rails makes your application use high-resolution images by default. It automatically optimizes uploaded images (CarrierWave or Paperclip) for retina displays by making them twice the size and reducing the quality.

SCIM Adapter for Rails.