Inkscape

Inkscape is professional quality vector graphics software which runs on Windows, Mac OS X and GNU/Linux. It is used by design professionals and hobbyists worldwide, for creating a wide variety of grap...
Language(s): C++ with gtkmm, Python (extensions)
Operating system(s): FreeBSD, Linux, Mac OS, Windows
License: GNU General Public License, version 3 or later.

KMyMoney

KMyMoney intends to provide all important features found in the commercially-available, personal finance managers. The current release is closer than ever to that goal and more improvements are alread...
Language(s): C++
Operating system(s): FreeBSD, Linux, Windows
License: GPL General Public License

LibreOffice

LibreOffice is a free and open-source office suite, a project of The Document Foundation. It was forked from OpenOffice.org in 2010, which was an open-sourced version of the earlier StarOffice. The Li...
Language(s): C++, XML, Java
Operating system(s): Linux, Windows 7+ (XP and Vista for 5.x), Mac OS 10.9+, Android (Viewer); Unofficial: Free BSD, OpenBSD, NetBSD, Haiku, Solaris (v. 5.2.5)
License: MPLv2.0 (secondary license GPL, LGPLv3+ or Apache License 2.0)

Liferea

Liferea is a desktop feed reader/news aggregator that brings together all of the content from your favorite subscriptions into a simple interface that makes it easy to organize and browse feeds. Its G...
Language(s): C
Operating system(s): Linux, BSD, Solaris
License: GNU General Public License

LightZone

LightZone is professional-level digital darkroom software for Windows, Mac OS X, and Linux, that includes RAW processing and editing. Rather than using layers in the way that other photo editors do, L...
Language(s): Java
Operating system(s): FreeBSD, Linux, Mac OS X, Windows
License: BSD license