wxMaxima is a cross-platform graphical front-end for the computer algebra system Maxima based on wxWidgets. It provides nice display of mathematical output and easy access to Maxima functions through menus and dialogs.

Shoulda makes it easy to write elegant, understandable, and maintainable tests. Shoulda consists of test macros, assertions, and helpers added on to the Test::Unit framework. It’s fully compatible with your existing tests, and requires no retooling to use....

Pine® - a Program for Internet News & Email - is a tool for reading, sending, and managing electronic messages. Pine was developed by Computing & Communications at the University of Washington. Though originally designed for inexperienced email users, Pine has evolved to support many advanced features, and an ever-growing number of configuration and personal-preference options. Pine is available for Unix as well as for personal computers running a Microsoft operating system (PC-Pine)....

strongSwan is an open source IPsec-based VPN solution. It features IKEv1 and IKEv2 keying capabilities and runs on Linux 2.6 and 3.x kernels, Android, Maemo, FreeBSD, and Mac OS X.

Apache Forrest is a publishing framework that transforms input from various sources into a unified presentation in one or more output formats. The modular and extensible plugin architecture is based on Apache Cocoon and relevant standards, which separates presentation from content. Forrest can generate static documents, or be used as a dynamic server, or be deployed by its automated facility....

ModSecurity is a web application firewall that can work either embedded or as a reverse proxy. It provides protection from a range of attacks against web applications and allows for HTTP traffic monitoring, logging and real-time analysis.

The Resin® high-performance, open source application server features load balancing for increased reliability. Caucho's QuercusTM is a fast, 100% Java implementation of the PHP language allowing developers to use PHP flexibility for the web interface and Java for stability....

ISTool is a visual script editor/generator for Jordan Russell's Inno Setup compiler.

FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions, of arbitrary input size, and of both real and complex data (as well as of even/odd data, i.e. the discrete cosine/sine transforms or DCT/DST). We believe that FFTW, which is free software, should become the FFT library of choice for most applications....

This project, ioquake3 (or ioq3 for short,) aims to build upon id Software's Quake 3 source code release. The source code was released on August 20, 2005 under the GPL.