DbEntry.Net (Leafing Framework) is a lightweight, high performance ORM compnent for .Net. It provides MVC, IoC framework as well.

Data Structures and Algorithms (DSA) features implementations of data structures and algorithms that are not implemented in any version of .NET.

Eagle, Extensible Adaptable Generalized Logic Engine, is an implementation of the Tcl scripting language for the Common Language Runtime (CLR).

FeedFly is a feed reader application designed for the Windows Mobile Professional platform built using the .NET Compact Framework. It was created to allow its users the ability to keep up with internet-syndicated content when away from their computer and without an internet connection. By downloading when the device has a data connection, feed items will be available for offline viewing. Usability > D-pad navigation > Designed to be touch-screen friendly (no stylus required) > Feed lists support touch scrolling Feed Format Support > RSS 2.0 > Atom > Inheritance and factory pattern for feeds; new formats added easily Offline Storage > SQL Server Compact Edition used to store feed information > Data types selected to maximize storage efficiency > Storage control algorithms control database size to prevent runaway growth > Formatted HTML supported when reading feed content Performance > Multithreading is used frequently to provide a responsive user interface > Incorporates performance best practices published by the CF team > Database denormalization and indexing; index seeks (bypass query processor) used for most querying Data Structures > Generics used to create strongly-typed lists, queues and stacks of custom objects > Binary searches used for item duplication detection Platform Integration > State Notification broker used for data connection awareness > Square screen support > Windows Mobile Notification API used for error reporting

K3R.Data is a class library that provides Generic and Extension methods to make it easier to work with aspects of the .NET Framework. K3R was originally created to provide a wrapper around common ADO.NET functions. The project is being developed in C# 3.0.

PagedList makes it easier for .Net developers to write paging code. It allows you to take any List<T> and by specifying the page size and desired page index, select only a subset of that list. PagedList also provides properties that are useful when building UI paging controls.