vzhaipd (scoyo's Virtuozzo/OpenVZ HA IP Daemon) is a set of mount/umount Container scripts for Parallels Virtuozzo or OpenVZ that will make sure a HA IP is always present on one of two or more Containers. You can think of it as the poor man's VRRP for Virtuozzo and OpenVZ Containers. Use it for general service availability, software load-balancer failover, etc.
The Secure Storage service for the gLite middleware provides users with a set of tools for storing data securely and in an encrypted format on the grid storage elements. Data is accessible and readable by authorized users only. Moreover, it solves the insider abuse problem by also preventing administrators of the storage elements from accessing the confidential data in a clear format. The service has been designed and developed for the grid middleware of the EGEE Project, gLite, in the context of the TriGrid VL Project.
LibMySequoia provides an alternative library for MySQL C client library (libmysqlclient.so) to benefit from the Sequoia high availability and performance scalability clustering solution. Native MySQL client programs can use the Sequoia clustering solution without changing any line of code in the application. The benefit of this solution is that native C applications, PHP, Perl, and Python programs using the MySQL C API interface now can transparently connect to a Sequoia cluster.
OpenVPS is a set of software built on top of the Linux VServer aimed specifically at Web Hosting. It is not another set of kernel patches, but a set of scripts to create virtual servers, collect resource utilization information, and provide an interface to the customer as well as the administrator.