Per Bering's starred repositories
Cassette.Nancy
Implementation of the Cassette resource manager for the Nancy web framework
Glass.Sitecore.Mapper
An object mapper for Sitecore. The aim of the framework is to allow a developer to create a full domain model of their Sitecore solution. See the Wiki for all the features and check out the website.
ServiceStack.OrmLite
Fast, Simple, Typed ORM for .NET
Simple.Data
A light-weight, dynamic data access component for C# 4.0