mdq is a command line tool for displaying information about Android and Apple devices.

provides a DSL for simply specifying and executing segmented multi-dimensional queries on your active-record-3 models

A software model in Ruby for the greenhouse gas emissions of a meeting

A Rails concern to make caching ActiveRecord objects as dead-simple as possible. Uses the built-in Rails.cache mechanism, and implements the new finder methods available in Rails 4.0 to ensure maximum future compatibility.

memcache-client-activerecord has the same interface as memcache-client, and provides the functionality of saving to ActiveRecord instead of Memcached.

A dashboard for your memcache

A dashboard for your memcached, storing data in ActiveRecord.

Makes use of SQLite3 in-memory database possible for your Rails tests by preloading the schema.

Discovery mentions from ActiveRecord column.

A light-weight E-commerce plugin.

Merge attributes from associated models with ActiveRecord

With merge db you can easily merge your databases and save all associations

MergingQueue is a simple gem for grouping tasks by type and time using the ActiveRecord ODM framework and background jobs

A Ruby gem that introspects ActiveRecord models and generates Mermaid.js ERD syntax for visualizing database relationships in Rails applications.

Simple data-warehousing.

Meshchat core implementation written in ruby.

A library for decoupling applications by using messaging to communicate between components.

Messiah enables using Ruby testing tools for integration testing with platforms that support CGI. Notably, PHP.

This is an ActiveRecord Model & mixin to add meta data to any AR object

Provides a subclass of Hash and a wrapper around Rails' serialize attribute for object-like access to hashes without validating existence of nested hashes.