OpenSource Solutions At Sand we build most of our tools around Open source technologies. We can build complete solutions based on proven, robust Open Source Tools/Technologies. Our entire development environment is on OpenSuse Linux. Some of the robust Open source Tools we use at Sand are: Programming * PHP * Java * Ruby on Rails Database * MySql * PostgreSQL Content Management * Drupal * Joomla * Mambo * OpenCMS eCommercr/Shop Carts * osCommerce * VirtueMArt * ZenCart