Increment ActiveRecord's counter cache column asynchronously using Resque (and resque-loner).

Add simple finegrained handcontrolled identity map for ActiveRecord

ActiveRecord data synchronized with frontend DataStore

artbase-importers - artbase (SQL) database machinery 'n' support; build single-file SQLite artbase.dbs and more (via active-record machinery)

Override migration methods to support UUID columns without having to be explicit about it.

Detailed reports for Active Record Associations

Add sorting scopes `asc` and `desc` to your ActiveRecord models.

Access mysql without blocking.

An ActiveRecord extension for writing commonly useful atomic SQL statements to avoid race condition.

This plugin implements attachment storage and processing, integrated with ActiveRecord models and Ruby CGI/Rails-style uploads. Image processing operations including a number of different resizing & thumbnailing modes are provided, and the architecture simplifies clean implementation of other types of processing. Errors are carefully handled to minimize the possibility of broken uploads leaving incomplete or corrupt data. RMagick, MiniMagick, and ImageScience image processors are supported.

Store a few extra (non-searchable) attributes away in a bucket. This is probably a horrible idea, but try it anyway.

A simple and non-intrusive way to mark deprecated columns/attributes in your models. Any usage of these attributes will logged with a warning message and a trace of where the deprecated attribute was called. An exception can be optionally raised as well.

Provides functionality to store a hash digest of an attribute using Argon2

A pgcrypto based Encryptor implementation for attr_encrypted

Extends ActiveRecord attributes with a `:choices` pseudo-type that provides convenient methods for mapping each choice to its human readable form.

Simple encryption-at-rest plugin for ActiveRecord.

Attributes marked with the attr_symbol method can be set using strings or symbols, but when accessed will always return symbols.

AuditTracker helps you centralize data tracking configuration to be used across different models

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

Libraries that use Ex Libris products, can integrate Rails application with PDS to provide single sign-on across systems.