Unified OS X instant messaging platform,

Libxslt is the XSLT C library developed for the GNOME project. It is based on libxml2 the XML C library developed for the GNOME project. It also implements most of the EXSLT set of processor-portable extensions functions and some of Saxon's evaluate and expressions extensions....

PCSX2 is a PlayStation 2 emulator for Windows and Linux, started by the same team that brought you PCSX (a Sony PlayStation 1 emulator), with continuing contributions from open source developers.

PCSX2 is one of very few fully functioning PS2 emulators available today, with both high compatibility and high performance. Many games still emulate slowly due to the inherent complexity of the PS2's architecture, but on whole the emulator is functional and enjoyable....

CentOS is a clone of Red Hat's Enterprise Linux (RHEL).

CentOS is based on the same source RPMS, except for modified artwork, trademark, etc. This means near-perfect binary compatibility with RHEL, and it probably means that CentOS will be supported for a very long time because the CentOS developers just need to re-compile Red Hat's source RPM packages. That way, your CentOS installations have a good chance of a long life without need for re-installations....

Rhythmbox is an integrated music management application, originally inspired by Apple's iTunes. It is free software, designed to work well under the GNOME Desktop, and based on the powerful GStreamer media framework.

Rhythmbox has a number of features, including:...

Git on Windows is only officially supported using Cygwin. However, there is a fork (merged into the "official" Git for the next major release) which enables you to compile git using MinGW/MSys.

This project tries to provide a repository containing everything needed to compile MinGW Git from scratch, on Windows....

Evince is a document viewer for multiple document formats. It currently supports pdf, postscript, djvu, tiff and dvi. The goal of evince is to replace the multiple document viewers that exist on the GNOME Desktop with a single simple application.

hsqldb is a relational database engine written in Java with a JDBC driver that supports a subset of ANSI SQL:1999. It offers a small, fast database engine. Embedded and server modes are available. It includes tools such as a minimal Web server, in-memory query and management tools (which can be run as applets or servlets, too), a test framework, PHP compatibility, Eclipse and NetBeans IDE compatibility, and a number of demonstration examples....

Growl is a notification system for Mac OS X: it allows applications that support Growl to send you notifications.

Memtest86 is thorough, stand alone memory test for x86 architecture computers. BIOS based memory tests are a quick, cursory check and often miss many of the failures that are detected by Memtest86.