Liferea (Linux Feed Reader) is an aggregator for online news feeds. There are many other news readers available, but these others are not available for Linux or require many extra libraries to be installed. Liferea tries to fill this gap by creating a fast, easy to use, easy to install news aggregator for Gtk/Gnome....

The Apache POI Project's mission is to create and maintain Java APIs for manipulating various file formats based upon the Office Open XML standards (OOXML) and Microsoft's OLE 2 Compound Document format (OLE2). In short, you can read and write MS Excel files using Java. In addition, you can read and write MS Word and MS PowerPoint files using Java. Apache POI is your Java Excel solution (for Excel 97-2008). We have a complete API for porting other OOXML and OLE2 formats and welcome others to participate....

Libxml2 is the XML C parser and toolkit developed for the Gnome project (but usable outside of the Gnome platform).

Includes the xmllint tool for checking documents for well-formedness, validating documents against a DTD or XML Schema, and pretty printing XML input....

Mylyn is a Task-Focused Interface for Eclipse that reduces information overload and makes multi-tasking easy. It does this by making tasks a first class part of Eclipse, and integrating rich and offline editing for repositories such as Bugzilla, Trac, and JIRA. Once your tasks are integrated, Mylyn monitors your work activity to identify information relevant to the task-at-hand, and uses this task context to focus the Eclipse UI on the interesting information, hide the uninteresting, and automatically find what's related. This puts the information you need to get work done at your fingertips and improves productivity by reducing searching, scrolling, and navigation. By making task context explicit Mylyn also facilitates multitasking, planning, reusing past efforts, and sharing expertise....

Yakuake is a drop-down terminal emulator based on KDE Konsole technology.,

Rake is a Ruby make-like utility using standard Ruby syntax for the build specification file.

DokuWiki is a standards compliant, simple to use Wiki, mainly aimed at creating documentation of any kind. It is targeted at developer teams, workgroups and small companies. It has a simple but powerful syntax which makes sure the datafiles remain readable outside the Wiki and eases the creation of structured texts. All data is stored in plain text files – no database is required....

Gwenview is a fast and easy to use image viewer/browser for KDE. All common image formats are supported. Standard features include slideshow, full screen view, image thumbnails, drag'n'drop, image zoom, and full network transparency using the KIO framework. It also provides image and directory KParts components for use in applications such as Konqueror. Additional features are provided by the KIPI image framework....

xine is a free multimedia player. It plays back CDs, DVDs, and VCDs. It also decodes multimedia files like AVI, MOV, WMV, and MP3 from local disk drives, and displays multimedia streamed over the Internet. It interprets many of the most common multimedia formats available--and some of the most uncommon formats, too. All those features come in a reusable library (xine-lib) which can easily be embedded in your applications....

The MacPorts Project's main goal is to provide an easy way to install various open-source software products on the Darwin OS family, with Mac OS X being the primary target.

There are currently over 17000 ports available, with more being added on a regular basis....