Additional Resources [ruby-external-resources]

There are a number of good resources appearing all over the web for learning about MongoDB and Ruby. A useful selection is listed below. If you know of others, do let us know.

Screencasts

• Introduction to MongoDB - Part I

  An introduction to MongoDB via the MongoDB shell.

• Introduction to MongoDB - Part II

  In this screencast, Joon You teaches how to use the Ruby driver to build a simple Sinatra app.

• Introduction to MongoDB - Part III

  For the final screencast in the series, Joon You introduces MongoMapper and Rails.

• RailsCasts: MongoDB & MongoMapper

  Ryan Bates' RailsCast introducing MongoDB and MongoMapper.

• RailsCasts: Mongoid

  Ryan Bates' RailsCast introducing Mongoid.

Presentations

• Introduction to MongoDB (Video)

  Mike Dirolf's introduction to MongoDB at Pivotal Labs, SF.

• MongoDB: A Ruby Document Store that doesn't rhyme with 'Ouch' (Slides)

  Wynn Netherland's introduction to MongoDB with some comparisons to CouchDB.

• MongoDB (is) for Rubyists (Slides)

  Kyle Banker's presentation on why MongoDB is for Rubyists (and all human-oriented programmers).

Articles

• Why I Think Mongo is to Databases What Rails was to Frameworks

• What if a key-value store mated with a relational database system?

• Mongo Tips

  John Nunemaker's articles on MongoDB and his Mongo Tips blog.

• A series of articles on aggregation with MongoDB and Ruby:

1.  [Part I: Introduction of Aggregation in MongoDB](http://kylebanker.com/blog/2009/11/mongodb-count-group/)
2.  [Part II: MongoDB Grouping Elaborated](http://kylebanker.com/blog/2009/11/mongodb-advanced-grouping/)
3.  [Part III: Introduction to Map-Reduce in MongoDB](http://kylebanker.com/blog/2009/11/mongodb-advanced-grouping/)

• Does the MongoDB Driver Support Feature X?

  An explanation of how the MongoDB drivers usually automatically support new database features.

Projects

• Capistrano Mongo Sync

  Sync your local development db with your remote production db using capistrano.

• Simple Pub/Sub

  A very simple pub/sub system.

• Mongo Queue

  An extensible thread safe job/message queueing system that uses MongoDB as the persistent storage engine.

• Resque-mongo

  A port of the Github's Resque to MongoDB.

• Mongo Admin

  A Rails plugin for browsing and managing MongoDB data. See the live demo.

• Sinatra Resource

  Resource Oriented Architecture (REST) for Sinatra and MongoMapper.

• NewsMonger

  A simple social news application demonstrating MongoMapper and Rails.

• Data Catalog API

  From Sunlight Labs, a non-trivial application using MongoMapper and Sinatra.

• Watchtower

  An example application using Mustache, MongoDB, and Sinatra.

• Shapado

  A question and answer site similar to Stack Overflow. Live version at shapado.com.

Libraries

• ActiveExpando

  An extension to ActiveRecord to allow the storage of arbitrary attributes in MongoDB.

• ActsAsTree (MongoMapper)

  ActsAsTree implementation for MongoMapper.

• Machinist adapter (MongoMapper)

  Machinist adapter using MongoMapper.

• Mongo-Delegate

  A delegation library for experimenting with production data without altering it. A quite useful pattern.

• Remarkable Matchers (MongoMapper)

  Testing / Matchers library using MongoMapper.

• OpenIdAuthentication, supporting MongoDB as the datastore

  Brandon Keepers' fork of OpenIdAuthentication supporting MongoDB.

• MongoTree (MongoRecord)

  MongoTree adds parent / child relationships to MongoRecord.

• Merb_MongoMapper

  A plugin for the Merb framework for supporting MongoMapper models.

• Mongolytics (MongoMapper)

  A web analytics tool.

• Rack-GridFS

  A Rack middleware component that creates HTTP endpoints for files stored in GridFS.