PhilipDaniels 

ConfigZilla is a solution for applying transformations to *.config files across an entire solution in a quick and DRY-ish manner. It also provides a GUI for easy encrypting and decrypting of config files.

BassUtils for .Net - argument validators, FileUtils, IDataReader, IDataRecord, ConfigurationLoader, extensions etc.

A Powershell module for building and NuGet-packing .Net projects. A convenient and easy to use module for those who need to package projects but don't have a full blown continuous-integration environment to do... More information