ATutor - Open Source Learning Content Management System

ATutor is an Open Source Web-based Learning Content Management System (LCMS). ATutor is used in various contexts, including online course management, continuing professional development for teachers, career development, and academic research. The software is cited as unique for its accessibility features.

Moodle - Open Source e-Learning Software     

Moodle (Modular Object-Oriented Dynamic Learning Environment) is an open source e-learning software platform, also known as a Course Management System, Learning Management System, or 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.

eFront - Open Source eLearning Software

eFront is an open source eLearning platform (also known as a Course Management System (CMS), or Learning Management Systems (LMS), or Virtual Learning Environment (VLE)).eFront is designed to assist with the creation of online learning communities while offering various opportunities for collaboration and interaction through an icon-based user interface. The platform offers tools for content creation, tests building, assignments management,

Thunderbird - Open Source eMail Client

Thunderbird Support Services

Thunderbird is an open-source offering from Mozilla—the company behind the beloved open-source browser Firefox. Thunderbird is a solid email application that sports the same extensibility of its code-sibling Firefox. Many readers voted for not just Thunderbird but Thunderbird with the addition of Lightning, a Thunderbird extension that adds scheduling and task management functionality to Thunderbird. If you're interested in using Thunderbird you'll definitely want to check out our guide to making Thunderbird your ultimate online/offline messaging hub, and you may also want to consider packing Thunderbird Portable away on your thumb drive for anywhere-access to your email.