WS-Federated Authentication Module Overview Windows Identity Foundation [Starting with the .NET Framework 4.5, Windows Identity Foundation (WIF) has been fully integrated into the .NET Framework.
Data URL Maker, Data URL CSS Optimizer and the Data URL Toolkit DATAURL.NET is home to some open source tools for creating and working with Data URLs(RFC 2397).
Online PNG optimizer
Here’s an overview of how WebAPI binds parameters to an action method. I’ll describe how parameters can be read, the set of rules that determine which technique is used, and then provide some examples. [update] Parameter binding is ultimately about taking a HTTP request and converting it into .NET types so that you can have a better action signature. How WebAPI does Parameter Binding - Mike Stall's .NET Debugging Blog
ASP.NET Image Resizing & Cropping Module for IIS - Free & Open Source