Role
Constructors
Solidus

Rails eCommerce System, fork of Spree

Main modules:
Solidus
Mysqld
Postgresql
Nginx
Apache
Spree

A complete open source e-commerce solution for Ruby on Rails

Main modules:
Spree
Mysqld
Postgresql
Nginx
Apache
Sugarcrm

A free and open-source version of customer relationship management system SugarCRM. It includes sales-force automation, marketing campaigns, customer support, etc.

Main modules:
Sugarcrm
Php
Mysqld
Nginx
Apache
Tracks

Tracks is a GTD web application, built with Ruby on Rails

Main modules:
Tracks
Mysqld
Postgresql
Nginx
Apache