Amazon.com, Inc. is an American multinational electronic commerce company with headquarters in Seattle, Washington, United States. It is the world's largest online retailer. The company also produces consumer electronics—notably the Amazon Kindle e-book reader and the Kindle Fire Tablet computer —and is a major provider of cloud computing services.
C# (pronounced see sharp) is a multi-paradigm programming language encompassing strong typing, imperative, declarative, functional, generic, object-oriented (class-based), and component-oriented programming disciplines. It was developed by Microsoft within its .NET initiative.
A free software license is a software license which grants recipients extensive rights to modify and redistribute, which would otherwise be prohibited by copyright law. To qualify as a free software license, the license must grant the rights described in The Free Software Definition or one of the similar definitions based on this.