Dalli UI is a mountable engine for Rails apps that displays information about your dalli (https://github.com/mperham/dalli) memcached instance and allows you to flush it from a web interface.

includes_count_of method on ActiveRecord::Relation to solve N+1 query problem when counting associated records

Generate cheatsheets for Dash

Database exporter that prepares content to be imported

super-fast database cleaner

Rails support for <input type='date'> with a jQuery UI datepicker polyfill

A Rails 4 ActiveRecord plugin that adds group_by_day, group_by_month, etc. Not timezone aware, but supports sqlite.

Simple blog system built up with Sinatra.

Automatically tests your Rails app for common database query mistakes

Models used in the Duke Digital Repository

Dead Simple CMS is a library for modifying different parts of your website without the overhead of having a fullblown CMS. The idea with this library is simple: provide an easy way to hook into different parts of your application (not only views) by defining the different parts to modify in an ea...

Double entry accounting for Rails applications

Update multiple or deeply nested JSONAPI resources

Set default values for ActiveRecord attributes

Library that includes enums, and rails support for enums and bitfield sets.

Kafka libraries for Ruby.

Aggregates Delayed::Job jobs into groups with group level management and lifecycle callbacks

Ability to track jobs against ActiveRecord objects

DelayedMailhopper extends Mailhopper to deliver emails asynchronously with DelayedJob.

Adds a new :dependent option for ActiveRecord associations that recursively deletes all dependent records without instantiating them.