fsprotect is a set of scripts that combine tmpfs and aufs to make existing filesystems immutable. After the filesystems are protected, everything that is written will be lost when the computer powers off. It is a great tool for testing and for public computers like those in schools, libraries, etc. It is also very easy to use. It is currently available only for Debian-based systems.
pyBit uses AMQP to create a distributed, cross-platform buildd toolkit to build packages using a collection of buildds, direct from various VCS clients. It is intended to support rapidly evolving software collections, and can support multiple VCS frontends and multiple build backends. Cross building is expected to be supported for some backends. The initial backend uses dpkg for Debian. pyBit includes support for cancelling selected builds and using multiple buildd clients per architecture, per platform, and per suite.
surl is a URL shortening command line application that supports various sites. It supports stdin or filename input. It grabs the URLs, converts them, and returns the same text that was used in the input. It is known to work with a wealth of services, such as bit.ly, tinyurl.com, and others.
timekpr will track and control the computer usage of your user accounts. You can limit their daily usage based on a timed access duration and configure periods of day when they can or cannot log in. With this application, administrators can limit account login time duration or account access hours. It has support for GNOME, KDE, and XFCE and uses time and access Linux PAM modules. It is currently limited to Ubuntu only.
uberSVN is an enhanced distribution of Apache Subversion that lets developers choose any combination of software development tools that best fits the business requirements in hand. Toolset choice can be based on price or functionality or the use of open source or closed, proprietary applications. There is no vendor lock-in. The product is available at no cost, but professional support is available for purchase from WANdisco.