MongoModel is a MongoDB ORM for Ruby/Rails similar to ActiveRecord and DataMapper.

mongo_odm is a flexible persistence module for any Ruby class to MongoDB.

ActiveSupport MongoDB Cache store.

A data scraping framework

Resque-mongo is a fork of resque that uses mongo as a queue backend. Resque is a Redis-backed Ruby library for creating background jobs, placing those jobs on multiple queues, and processing them later. Background jobs can be any Ruby class or module that responds to perform...

An Experimental Version of the squealer gem http://github.com/delitescere/squealer/

A Ruby DSL for exporting MongoDB to MySQL or PostgreSQL. You don't need to install both, just one. Use EXPORT_DBMS=[mysql|postgres] environment variable to specify the appropriate adapter.

An easy to use, framework agnostic, customizable library to easily store and retrieve application configuration.

Agent to collect data for common server programs and push them to CopperEgg

= sinatra-mongo Extends Sinatra with an extension method for dealing with monogodb using the ruby driver. Install it with gem: $ gem install sinatra-mongo Now we can use it an example application. require 'sinatra' require 'sinatra/mongo' # Specify the database to use. Defa...

Cubicle provides a dsl and aggregation caching framework for automating the generation, execution and caching of map reduce queries when using MongoDB in Ruby. Cubicle also includes a MongoMapper plugin for quickly performing ad-hoc, multi-level group-by queries against a MongoMapper model.

Strategies for cleaning databases using Mongo. Can be used to ensure a clean state for testing.

Mongo data store for Dragonfly

Plugin for read-only content websites with MongoDB storage. Works perfect with Rambler&Co CQRS projects

gridfs-rackdav enables you to use GridFS as backend for WebDAV collections with RackDAV application

it said optional

Simple job queue system based on mongodb

Quick and easy mapping with MapPLZ

Lightweight wrapper for MongoDB documents

Simple but powerful tool for managing mongodb databases