Microsoft released Visual Studio 2005 Team Suite

Design, develop, and test modern service-oriented solutions

The Visual Studio 2005 Team Suite includes the following:

Team Edition for Software Architects
Team Edition for Software Developers
Team Edition for Software Testers

Majors features for developers are:

Distributed System Designers enable the design, implementation, and validation of distributed applications against their operational environments

Integrated analysis and profiling tools enable the detection of security and performance problems early and often in the life cycle

Web and load testing tools enable authoring and execution of Web tests and distributed load tests

Visual Studio is a complete set of development tools for building ASP.NET Web applications, XML Web Services, desktop applications, and mobile applications. Visual Basic, Visual C++, Visual C#, and Visual J# all use the same integrated development environment (IDE), which allows them to share tools and facilitates in the creation of mixed-language solutions.

The .NET Framework class library is a library of classes, interfaces, and value types that are included in the Microsoft .NET Framework SDK. This library provides access to system functionality and is designed to be the foundation on which .NET Framework applications, components, and controls are built.

Source: Microsoft