| # Applications
This section provides detailed information for installing common applications. ## General The following are common to installing applications: ### MySQL and MariaDB MariaDB is a drop-in replacement for MySQL and instructions for installing applications on either server are the same. Where applicable, substitute MariaDB for MySQL. ### Host During installation, when requested for a host name, do not use localhost; instead use 127.0.0.1 ### e-mail address For applications requiring you to enter your e-mail address, use the e-mail address you set as default when configuring MSMTP. For details, see Edit MSMTP Configuration. ## WordPress WordPress is a free and open source application, designed primarily for blogging and creating websites. It is a content-management system (CMS) based on PHP and MySQL. The following page provides detailed information for installing on Uniform Server Zero. ## MediaWiki MediaWiki is a free and open source wiki software, used to power wiki websites. It is based on PHP and MySQL. The following page provides detailed information for installing on Uniform Server Zero. ## OpenCart OpenCart is a free and open source shopping cart application providing an online e-commerce solution. The following page provides detailed information for installing OpenCart on Uniform Server Zero and how to run it with SSL. --oOo--