This software is well designed and highly customizable
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
Avanset VCE Exam Simulator - VCE Exam Simulator is a test engine designed specifically for certification exam preparation.
ATutor - Free, open source LMS with integrated social networking
LearnUpon - Create and deliver online courses to your employees, clients and partners. LearnUpon is the fastest growing learning management system in the world.
Geenio - Geenio is a modern cloud LMS for managing the learning process, creating courses and analysing the final results. The new brand of the product is Courselle
Respondus - Respondus is the name of one of the best assessment programs for managing learning management systems.