Microsoft also produces an integrated development environment for. The framework is intended to be used by most new applications created for the Windows platform. Programmers produce software by combining their source code with. NET Framework.įCL provides the user interface, data access, database connectivity, cryptography, web application development, numeric algorithms, and network communications. The CLR is an application virtual machine that provides services such as security, memory management, and exception handling. NET Framework execute in a software environment (in contrast to a hardware environment) named the Common Language Runtime (CLR). It includes a large class library called Framework Class Library (FCL) and provides language interoperability (each language can use code written in other languages) across several programming languages. NET Framework (pronounced as ' dot net') is a software framework developed by Microsoft that runs primarily on Microsoft Windows. Windows 98 or later, Windows NT 4.0 or later