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Backbone.js gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing API over a RESTful JSON interface.
Json.NET is a popular high-performance JSON framework for .NET. The JSON serializer in Json.NET is a good choice when the JSON you are reading or writing maps closely to a .NET class.
LINQ to JSON is good for situations where you are only interested in getting values from JSON, you don't have a class to serialize or deserialize to, or the JSON is radically different from your class and you need to manually read and write from your objects.
NLog is a free logging platform for .NET, Xamarin, Silverlight and Windows Phone with rich log routing and management capabilities. NLog makes it easy to produce and manage high-quality logs for your application regardless of its size or complexity.NLog can process diagnostic messages emitted from any .NET language (C#, VB.NET etc.), augment them with contextual information (date and time, severity, thread, process, environment), format according to your preferences and send to one or more targets.
An implementation of OpenBSD's Blowfish-based password hashing code. It uses a variant of the Blowfish encryption algorithm’s keying schedule, and introduces a work factor, which allows you to determine how expensive the hash function will be, allowing the algorithm to be "future-proof".
Interactive charts for browsers and mobile devices.
DotNetZip is a FAST, FREE class library and toolset for manipulating zip files. Use VB, C# or any .NET language to easily create, extract, or update zip files.