OpenSource.Cipto.US

eMule is one of the biggest and most reliable peer-to-peer file sharing clients around the world. Thanks to it’s open source policy many developers are able to contribute to the project, making the network more efficient with each release.

Moodle is an Open Source Course Management System (CMS), also known as a Learning Management System (LMS) or a Virtual Learning Environment (VLE). It has become very popular among educators around the world as a tool for creating online dynamic web sites for their students. To work, it needs to be installed on a web server somewhere, either on one of your own computers or one at a web hosting company.

PeaZip is an OpenSource fileand archive manager: flexible, portable, secure, andfree as in freedom. Extract, create and convert multiple archives at once, createself-extracting archives, split/join, strong encryption, securedeletion, advanced search and compare features… +PeaZip

ClamAV is an open source (GPL) antivirus engine designed for detecting Trojans, viruses, malware and other malicious threats. It is the de facto standard for mail gateway scanning. It provides a high performance mutli-threaded scanning daemon, command line utilities for on demand file scanning, and an intelligent tool for automatic signature updates. The core ClamAV library provides numerous file format detection mechanisms, file unpacking support, archive support, and multiple signature languages for detecting threats.The core ClamAV library is utilized in Immunet 3.0, powered by ClamAV, which is a fast, fully featured Desktop AV solution for Windows.
+Gary Richmond +Drew Sowersby

Sourcefabric is a not-for-profit organisation and one of the largest open source media support organisations in Europe. We believe in quality, independent journalism and provide newspapers, radio stations and journalistic enterprises with the open source software, tools and support to produce it. +Sourcefabric

WinPcap is the industry-standard tool for link-layer network access in Windows environments: it allows applications to capture and transmit network packets bypassing the protocol stack, and has additional useful features, including kernel-level packet filtering, a network statistics engine and support for remote packet capture. WinPcap consists of a driver, that extends the operating system to provide low-level network access, and a library that is used to easily access the low-level network layers. This library also contains the Windows version of the well known libpcap Unix API.

PortableApps.com is the world’s most popular portable software solution allowing you to take your favorite software with you. A fully open source and free platform, it works on any portable storage device (USB flash drive, iPod, memory card, portable hard drive, etc). With millions of users all over the world and a full collection of open source software (as well as freeware and commercial software), PortableApps.com is the most complete solution for life on the go. +PortableApps.com

FreeMat is a free environment for rapid engineering and scientificprototyping and data processing. It is similar to commercial systemssuch as MATLAB from Mathworks, and IDL from Research Systems, but is Open Source. FreeMat is available under the GPL license. +Freematica

WinSCP is an open source free SFTP client, SCP client, FTPS client and FTP client for Windows. Its main function is file transfer between a local and a remote computer. Beyond this, WinSCP offers scripting and basic file manager functionality.

GnuWin provides Win32-versions of GNU tools, or tools with a similar open source licence. The ports are native ports, relying only on libraries provided with any modern 32-bits MS-Windows operating system, such as 2000 / XP / Vista / 7.