1)   Xceed Zip for .NET 2.0
Xceed Zip for .NET is a 100% managed data compression and all-purpose file manipulation class library for .NET. It provides flexible zip, unzip, streaming, self-extracting and an innovative and extensible filesystem object model.
Zip, .NET, managed, data, file manipulation, class library, streaming, self extract, filesystem,

 2)   Emissary 5.5
Package any digital content for online delivery - from digital artwork to complete software installations. Packages can be created in any language and secured with passwords, electronic signatures. License agreements can be shown before unpacking.
pack, compress, cab, package, self extract,