Xmobar is a minimalistic text based status bar. Inspired by the Ion3 status bar, it supports similar features, like dynamic color management, output templates, and extensibility through plugins.

OW2 FraSCAti is a component framework providing runtime support for the Service Component Architecture. The OW2 FraSCAti runtime supports SCA composite definitions which are conform to the SCA Assembly Model V1.0 specification, Java component implementation (SCA Java Component Implementation V1.0 and SCA Java Common Annotations and APIs V1.0), remote component bindings using Web Services and Java RMI protocols....

South is a database migration framework for Django applications.,

Commons Email aims to provide a API for sending email. It is built on top of the Java Mail API, which it aims to simplify.

MH-E is the Emacs interface to the MH mail system. It offers all the functionality of MH, the visual orientation and simplicity of use of a GUI, and full integration with Emacs and XEmacs, including thorough configuration and online help.

Anjuta is a versatile Integrated Development Environment (IDE) for C and C++ in GNU/Linux. It has been written for GTK/GNOME, and features a number of advanced programming facilities. These include project management, application wizards, an onboard interactive debugger, and a powerful source editor with source browsing and syntax highlighting....

The Irrlicht Engine is a high performance real-time 3D engine written and usable in C++, and also available for .NET languages. It is completely cross-platform, using D3D, OpenGL, and its own software renderers.

Socat is a relay for bidirectional data transfer between two independent data channels. Each of these data channels may be a file, pipe, device (terminal or modem, etc.), socket (Unix, IP4, IP6 - raw, UDP, TCP), SSL, a client for SOCKS4, or proxy CONNECT. It supports broadcasts and multicasts, abstract Unix sockets, Linux tun/tap, GNU readline, and PTYs. It provides forking, logging, and dumping and different modes for interprocess communication. Many options are available for tuning socat and its channels. Socat can be used, for example, as a TCP relay (one-shot or daemon), as a daemon-based socksifier, as a shell interface to Unix sockets, as an IP6 relay, or for redirecting TCP-oriented programs to a serial line....

Zotero is a free, easy-to-use Firefox extension to help you collect, manage, and cite your research sources. It lives right where you do your work — in the web browser itself.

Process Hacker is a free and open source process viewer and memory editor with unique features such as powerful process termination. It can show services, processes and their threads, modules, handles and memory regions.