KTorrent is a light and full-featured bittorrent program. It supports:
The KDE libraries, basis of KDE and used by many open source projects. They are based on Qt, Trolltech's cross-platform toolkit, and run on Linux, BSDs, and other Unices, as well as Microsoft Windows and Mac OS X.
Licensed under GNU LGPL, they may be used by open source and proprietary applications.
digiKam is an advanced digital photo management application for KDE desktop, which makes importing and organizing digital photos a "snap". The photos can be organized in albums which can be sorted chronologically, by directory layout or by custom collections.
Tired of the directory constraints? Don’t worry, digiKam also provides tagging functionality. You tag your images which can be spread out across multiple folders and digiKam provides fast and intuitive ways to browse these tagged imag...
The KDevelop project was founded in 1998 to build up an easy to use IDE (Integrated Development Environment) for KDE. Since then, the KDevelop IDE is publicly available under the GPL and supports many programming languages.
Psi is a leading instant messaging / real-time communications client for the Jabber network (using the XMPP protocol). It is cross platform, available for Windows, Mac OS X and X11 (Linux, BSD, Solaris etc.) platforms. It uses the Qt library.
It aims to be (and is famous for being) standards compliant and stable. It is also at the cutting edge of XMPP development, with several of the authors very actively involved in the XMPP standards extension process.
Scribus is a desktop page layout program with the aim of producing commercial grade output in PDF and Postscript.
KOffice is a free, integrated office suite for KDE, the K Desktop Environment. KOffice applications uses OpenDocument as their native file format when possible. The suite is released separately from KDE.
The KOffice suite includes the following applications:
- KWord - A frame-based word processor
- KSpread - A powerful spreadsheet application
- KPresenter - A full-featured presentation program
- Kexi - An environment for creating data...
okular is an universal document viewer based on KPDF for KDE 4.
Its development began as part of Google's Summer of Code program. The description of the project is located at KDE Developer's Corner.
okular combines the excellent functionalities of KPDF with the versatility of supporting different kind of documents, like PDF, Postscript, DjVu, CHM, and others.
The document format handlers page has a chart describing in more detail the supported formats and the features s...
PyQt is a set of python bindings for the Qt toolkit. The bindings are very high quality, documented, and maintained for more than 5 years without any glitch.
QjackCtl is a simple Qt application to control the JACK sound server daemon, specific for the Linux Audio Desktop infrastructure. Written in C++ around the Qt4 toolkit for X11, most exclusively using Qt Designer. Provides a simple GUI dialog for setting several JACK daemon parameters, which are properly saved between sessions, and a way control of the status of the audio server daemon. With time, this primordial interface has become richer by including a enhanced patchbay and connection control ...
KVIrc is a free portable IRC client based on the excellent Qt GUI toolkit. KVIrc is being written by Szymon Stefanek and the KVIrc Development Team with the contribution of many IRC addicted developers around the world.
KStars is a graphical desktop planetarium for KDE. It provides an accurate simulation of the night sky, as seen from any location on Earth, on any date. The display includes 40,000 stars, 13,000 deep-sky objects, 2500 comets and asteroids, all 8 planets, and the Sun and Moon.
Quassel IRC is a modern, cross-platform, distributed IRC client, meaning that one (or multiple) client(s) can attach to and detach from a central core -- much like the popular combination of screen and a text-based IRC client such as WeeChat, but graphical.
QGit is a graphical interface to git repositories, built on Qt/C++.
With qgit you will be able to browse revisions history, view patch content and changed files, graphically following different development branches.
Vidalia is a cross-platform controller GUI for Tor, built using the Qt framework. Using Vidalia, you can start and stop Tor, view the status of Tor at a glance, and monitor Tor's bandwidth usage. Vidalia also makes it easy to contribute to the Tor network by helping you set up and manage your own Tor server.
Vidalia runs on most platforms supported by Qt 4.1 or later, including Windows, Mac OS X, and Linux or other Unix variants using the X11 window system.
Arora is a simple cross platform web browser. Currently Arora is a very basic browser whose feature list includes things like "History" and "Bookmarks". It does not have support for netscape plugins, so no flash support until Qt 4.5. But it is small, less than 10,000 lines of code, very fast, lean, mean and loads of fun to hack on. Arora and QtWebKit is developed to be cross-platform using the Qt library. It was originally created as a demo for Qt to help test the QtWebKit co...
Kalzium is an application which will show you some information about the periodic system of the elements. Therefore you could use it as an information database. It also includes an equation solver and 3D viewer for molecules.
LMMS aims to be a free alternative to popular (but commercial and closed- source) programs like FruityLoops, Cubase and Logic giving you the ability of producing music with your computer by creating cool loops, synthesizing and mixing sounds, arranging samples, having more fun with your MIDI-keyboard and much more...
LMMS combines the features of a tracker-/sequencer-program (pattern-/channel-/ sample-/song-/effect-management) and those of powerful synthesizers and samplers in a modern, us...