A fruitful way to REST,

Haguichi provides a graphical frontend for Hamachi on Linux that integrates smoothly into your GNOME desktop.

A library for building and maintaining enterprise web applications,

NetGore is a free, open source online RPG engine created with C# and SFML. It is designed to provide a strong and flexible foundation for your own 2d online games. While the focus is towards side-scrolling and top-down RPGs, it can still be used to create any kind of 2d game that does not require very low latency (shooters) and uses the client-server model....

Composite C1 CMS is a fully featured free open source web content management system developed for (and by) web professionals who focus on customized websites.
The user interface is very functional and task oriented and enables users of varying skills to complete tasks and cooperate using familiar tools and guides. High-end technical skills are not a requirement to build websites with Composite C1, but if you've got them, you will own the system....

Some useful reflection helpers, including an IL disassembler.,

Confluencer is a FrontEnd of Atlassian Confluence. It's written in Delphi 7 Ent using Confluence Remote API. Confluencer.NET is written in C#. http://confluence.atlassian.com/display/CONFEXT/Confluencer

This is a library based on the concepts brought forth on the NeverWinter Nights' Memetic AI Toolkit by William Bull.

This is not a direct translation of the Memetic AI ToolKit. This is an attempt at using the concepts described in the aforementioned toolkit, into a more generic library for .NET. This is an attempt at creating a C# edition of this brilliant toolkit. It was originally intended to be a WheelMUD-only feature, but it looks to be big enough to warrant its own project....

Parsing tool written in C#,

Maverick.NET is a .NET port of Maverick, a Model-View-Controller framework for web publishing. It offers clean MVC separation, configurable transformation pipelines, an XML sitemap, i18n, and support for a wide range of templating and xform technologies.