So far, there have been a huge number of LMSs, majorly mainstreamed into free/open-source and commercial provision. Recent years have observed a growing market demand for LMSs, especially for such open-source products such as Moodle and Sakai (Ellis, 2009). Other popular LSM providers, marked by Ellis (2009), are as below:

     Popular LMS providers (Ellis, 2009, p. 7)

As reported in Green’s (2011), Blackboard is the leading provider with 51% market share, followed by Moodle (19%) and Desire2Learn (11%) as largest LMS suppliers. A summary of recent LMS market is depicted in the following graph: 

     LMS market (Hill, 2011)

More lists of LMS platforms can be retrieved from Wikipedia, McIntosh (2012), and Pappas (2012).

In this portfolio, the following two examples of LMSs will be further discussed:

Ning

Moodle