Sain3 provides an out-of-the-box ProjectSend file sharing solution embedded with pre-configured LAMP, HHVM and Webmin. ProjectSend features file sharing and user management. Users include clients, client groups and system users. Clients can also upload files. And you can create users and customize the system as you like. HipHop Virtual Machine (HHVM) installed in this AMI supports high performance ProjectSend. Specially, Sain3 provides you with extra auto backup functions.