A library for testing Haskell programs automatically. The programmer provides a specification of the program, in the form of properties which functions should satisfy, and QuickCheck then tests that the properties hold in a large number of randomly generated cases. Specifications are expressed in Haskell, using combinators defined in the QuickCheck library. QuickCheck provides combinators to define properties, observe the distribution of test data, and define test data generators....

The eXo Platform combines several modules to build a powerful enterprise portal. It includes a content management system, a portlet container, a portal, hot deployable services, a portlet framework, a customization tool, a workflow service, enhanced communication tools, and a bunch of bundled portlets....

Shotwell is a new open source photo organizer designed for the GNOME desktop environment. It allows you to import photos from your camera, view and edit them, and share them with others.

PhoneGap is a free open source development tool and framework that allows web developers to take advantage of the powerful features in the iPhone and Android SDKs from HTML and JavaScript. We're trying to make mobile app development easy and open.

JBehave is a framework for Behaviour-Driven Development

Behaviour-driven development (BDD) is an evolution of test-driven development (TDD) and acceptance-test driven design, and is intended to make these practices more accessible and intuitive to newcomers and experts alike....

The GNU Scientific Library (GSL) is a numerical library for C and C++ programmers.

The library provides a wide range of mathematical routines such as random number generators, special functions and least-squares fitting. There are over 1000 functions in total with an extensive test suite....

monotone is a free distributed version control system. It provides a simple, single-file transactional version store, with fully disconnected operation and an efficient peer-to-peer synchronization protocol. It understands history-sensitive merging, lightweight branches, integrated code review and 3rd party testing. It uses cryptographic version naming and client-side RSA certificates. ...

Zenoss is an IT infrastructure monitoring product that allows you to monitor your entire infrastructure within a single, integrated software application. From bare metal to the clouds, key features include:
monitoring the entire stack with SNMP, SSH, WMI, JMX and other protocols...

Eraser is a secure data removal tool for Windows. It completely removes sensitive data from your hard drive by overwriting it several times with carefully selected patterns.

MonoTorrent is a C# based bittorrent library licensed under the MIT/X11 license. It supports creating torrents, downloading torrents and hosting a tracker.