Qbrick is a Rails engine that offers a simple CMS.

Automatically creates materialized report tables from a SQL query.

QuantumFields is a gem to extend your Rails model's making them able to use virtual fields from a JSON column or a Text column serialized as a Hash. This means that you can use fields that were not explicitly declared in your schema as if they were.

Asynchronous mail delivery using que

Railtie, Generators and other magic to integrate the Que job queue with Rails applications.

Support for Postgres2 : queue_classic is a queueing library for Ruby apps. (Rails, Sinatra, Etc...) queue_classic features asynchronous job polling, database maintained locks and no ridiculous dependencies. As a matter of fact, queue_classic only requires pg.

A gem that removes duplicates when multiple copies of a que job are enqueued.

Rails engine as web interface for Que for inspecting jobs.

Use quicktable to easily create CRUD tables from your models. Saves you a trip to the console.

Flexible bioinformatics search tool.

ActiveRecord state store for Qyu https://rubygems.org/gems/qyu

Some basics that your application could benefit from.

This gem implements add_foreign_key and remove_foreign_key for PostgreSQLAdapter.

Support for rails_admin field types UUID and Citext

json_translate tabbed interface and custom field type for rails_admin.

Utilizes the ActiveJob api to provide async callers and receivers without duplicating code.

Rails Common Vulnerability Engine

Translation JIT: You don't need to think about translation in your project until you begin the translation process...

Rails tool for creating a common interface in event notifications.

Write your Postgres triggers directly in your models.