.NET is a programming framework created by Microsoft that developers can use to create applications more easily. As commenter dwroth aptly put it, "a framework is just a bunch of code that the programmer can call without having to write it explicitly."

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1  To provide a code-execution environment that minimizes software deployment and versioning conflicts. 
2  The . 
3  To provide a code-execution environment that eliminates the performance problems of scripted or interpreted environments. 
4  The . 
5  NET Framework is designed to fulfill the following objectives: To provide a consistent object-oriented programming environment whether object code is stored and executed locally, executed locally but Internet-distributed, or executed remotely. 
6  To build all communication on industry standards to ensure that code based on the . 
7  To make the developer experience consistent across widely varying types of applications, such as Windows-based applications and Web-based applications. 
8  To provide a code-execution environment that promotes safe execution of code, including code created by an unknown or semi-trusted third party. 
9  NET Framework can integrate with any other code. 
10  NET Framework is a technology that supports building and running the next generation of applications and XML Web services.