xploreplus 

This NuGet package includes assemblies needed to use the Microsoft SharePoint Server 2013 Client Object Model for .NET managed applications.

MailSystem is a suite of .NET components that provide users with an extensive set of email tools. MailSystem provides full support for SMTP, POP3, IMAP4, NNTP, MIME, S/MIME, OpenPGP, DNS, vCard, vCalendar,... More information

A WebDAV server, coded in C#, which can be used for various WebDAV .NET applications. This server was based on another open source project, also called WebDAV#, maintained by Lasse V. Karlsen.

This library provides a way to generate sample XML documents that conform to a given XML schema.

ModernImageLibrary

Filedrops FileSystem UI

Several protocols and systems support the storage of files. E.g. cloud services (dropbox, box.net, ...), document mangement systems (ms sharepoint, emc documentum, ...), protocols (webdav, ftp), ... Filedrops... More information

DocUI

Filedrops OS