CouchRest provides a simple interface on top of CouchDB's RESTful HTTP API, as well as including some utility scripts for managing views and attachments.

CouchRest Model provides aditional features to the standard CouchRest Document class such as properties, view designs, associations, callbacks, typecasting and validations.

Ruby persistence layer for CouchDB

A Rails plugin for connecting to and working with CouchDB via CouchRest

CouchFoo provides an ActiveRecord API interface to CouchDB

Convenience layer for CouchDB on top of CouchPotato.

RelaxDB provides a simple interface to CouchDB

A Rails plugin to read and write CouchDB documents via Activerecord

A Ruby library for generating identicon. https://github.com/swdyh/quilt