Another popular platform for web development, Ruby on Rails is intended to emphasize Convention over Configuration (CoC), and the rapid development principle of Don't Repeat Yourself (DRY). Ruby on Rails reduces the number of lines of code required compared to other program languages, reducing development and maintenance cost by a large percentage. Smartsourcing Global has used Ruby on Rails on several projects, in conjunction with the following technologies:FLEX, Flash, AJAX, CSS2, advanced JavaScript , Xilinius portal, Solr, open source libraries, Mongrel, NGinx, Linux platform, WordPress integration, and MYSQL database.