OpenCover is a code coverage tool for .NET 2 and above, support for 32 and 64 processes with both branch and sequence points.

The idea for Skater is simple. When we tried other obfuscators in the market place, we always found software bloat and features that did not make sense to us. For any feature to get into an official release, it has to pass the Rustemsoft's "whole-code-protected" test. The key to Skater is to provide you with excellent management of the workflow in your .NET application protection model. From .NET code securing pipeline and work in progress, through to complete obfuscation work and application re-compiling.

DB Shell is toolkit for automation of sQL Server database operations. It uses XAML subset of XML language, so there are many editors allowing comfortably edit DB shell code.

ShareCoffee is a lightweight library for creating SharePoint Apps. It’s fully written in CoffeeScript by using Mocha, Chai and SinonJS.

Effort is a powerful tool that enables a convenient way to create automated tests for Entity Framework based applications. It is basically an ADO.NET provider that executes all the data operations on a lightweight in-process main memory database instead of a traditional external database. It provides some intuitive helper methods too that make really easy to use this provider with existing ObjectContext or DbContext classes. A simple addition to existing code might be enough to create data driven tests that can run without the presence of the external database.

xUnit.net is a free, open source, community-focused unit testing tool for the .NET Framework. Written by the original inventor of NUnit v2, xUnit.net is the latest technology for unit testing C#, F#, VB.NET and other .NET languages. Works with ReSharper, CodeRush, and TestDriven.NET.

A set of controls and styles converting your WPF application into a great looking Modern UI app. This open source project is a spin-off of XAML Spy, the visual runtime inspector for Silverlight, Windows Phone, Windows Store and WPF. Read the announcement at xamlspy.com.

IronPigeon is a decentralized communication protocol that provides high confidentiality and authenticity for the messages.

dotConnect for DB2 is an enhanced ORM enabled data provider built on ADO.NET technology, that allows developers to easily integrate DB2 data with widely used data-oriented technologies and use them in .NET applications. dotConnect for DB2 offers a number of benefits over the standard provider.

Mantle is a framework for building massively scalable .NET-based applications that can be hosted either on-premises or on a variety of public cloud providers including Microsoft Azure and Amazon AWS.