ASP.NET, a part of the .NET Framework, provides classes and tools for creating dynamic Web applications. Documentation for ASP.NET appears in another section of the documentation: Visual Web Developer.
For convenience, relevant links are provided here.
What's New in ASP.NET and Web Development
Provides general information about Visual Web Developer and about improvements and enhancements that were made in the Web development tool since Microsoft Visual Studio 2005.
Provides general information about ASP.NET and discusses factors that you should consider when you create a Web site by using ASP.NET.
ASP.NET Selected Walkthroughs
Provides a series of walkthroughs that cover common scenarios for creating an ASP.NET Web site, and highlights some new features.
Working with Visual Web Developer
Provides information about how to use Visual Web Developer to create a Web site, which includes editing, coding, and testing a site.
Creating ASP.NET Web Pages
Provides information about how ASP.NET Web pages function and about how to create and program them.
Creating ASP.NET Web Sites
Provides information about how to create ASP.NET Web applications.
Understanding the ASP.NET Infrastructure
Provides information about the infrastructure that underlies ASP.NET, which includes HTTP handlers and HTTP modules, and various forms of state management.
Using ASP.NET Controls
Provides information about how ASP.NET Web server and user controls work, how to add them to ASP.NET pages, and how to program them.
Creating Custom ASP.NET Controls Roadmap
Provides information about how to create custom ASP.NET controls.
Adding AJAX and Client Capabilities Roadmap
Provides information about how to use AJAX and client script to enhance the performance and appearance of a Web site.
Accessing Data with ASP.NET
Provides information about how to display and edit data in ASP.NET Web pages.
Using ASP.NET Web Services
Provides information about how to create and use Web services in ASP.NET.
Securing ASP.NET Web Sites
Provides information about security threats to an ASP.NET Web site, about ways to reduce threats, and about ways to authenticate and authorize users.
Administering ASP.NET Web Sites
Provides information about how to configure an ASP.NET Web site and how to manage site performance.
Building and Deploying ASP.NET Web Sites
Provides information about how to build and deploy (publish) Web sites, and information about how to precompile a site.
Performance, Troubleshooting, and Debugging
Provides information about how to handle errors, debug ASP.NET pages, view trace information during page processing, and monitor the health of a Web site.
Migrating and Converting ASP.NET Web Sites
Provides information about how to convert Web projects that were created in Visual Studio .NET 2003 or Visual Studio 2005 to the format used for projects in Visual Web Developer.
Developing Web Sites for Mobile Devices
Provides information about features in ASP.NET that help you create applications that can run in browsers on mobile phones and other devices.