Mongoid::Sequence gives you the ability to specify fields to behave like a sequence number (exactly like the "id" column in conventional SQL flavors).

Add multiple tag fields on Mongoid documents with aggregation capability.

Port of the old, venerable ActsAsTree with a bit of a twist

An elasticsearch wrapper for mongoid odm based on slingshot. Makes integration between ElasticSearch full-text search engine and Mongoid documents seemless and simple.

A Rails CMS that can be embedded within your own site.

Lets you use the Workflow gem with your Mongoid documents to add state machine functionality.

Utilities

Easily edit mongoid localized fields in ActiveAdmin (all locales on one page)

CanCanCan integration with Active Model Serializers

ActiveMongoid facilitates usage of both ActiveRecord and Mongoid in a single app by providing an inteface for inter-ORM relations.

ORM agnostic full text search

This gem holds the model layer for my table-top RPG games application.

It is desired to mask certain attributes of certain models by modifying the database.

AwesomeExplain provides the same APM level of query analysis under your development and test Rails environments.

C2 aspires to be a simple, drop in, Admin Portal + CMS for apps based on Rails 3 + Mongoid.

CarbonMU is a general-purpose, extendable MUD/MUSH server written in Ruby. CarbonMU is still under active development and not yet ready for general use.

Custom field types for Mongoid objects

A Rails Engine to control and monitor Rails application from a web interface. It includes content capturing system, real-time traffic monitoring, and real-time performance monitoring. It is built to be flexible and customizable.

Consort allows you to define relationships between various ORM/ODMs and access them similarly to ActiveRecord associations.

Consort allows you to define relationships between various ORM/ODMs and access them similarly to ActiveRecord associations.