For example, a small company needs a customer relationship management application to meet its growth.  Instead of purchasing an CRM application from a major brand, this company implements a web based open source application in house.
The total saving can be a few thousands dollars, even all of the associated costs are deducted.

In addition to the initial cost saving, this small company also avoids being locked in by the branded application.

Here is a comparison of various WAMPs offerings.

The XAMPP and WampServer are very popular.