This library wraps the wininet.dll functions for FTP to create an effective way to interact with FTP servers using the C# language and the .Net framework.

WinSCP is an open source free SFTP client, SCP client, FTPS client and FTP client for Windows. Its main function is file transfer between a local and a remote computer. Beyond this, WinSCP offers scripting and basic file manager functionality.

A FTP library for .NET which supports various operations, such as retrieving file lists, write and read from/to files, retrieving file and directory infos, etc...

AlexFTPS is a free FTP/FTPS client and class library available on any platform supporting the .Net Framework 2.0 or Mono 2.0 and above. It's written to overcome the limits of .Net's System.Net.FTPWebRequest in terms of FTPS support. See http://ftps.codeplex.com for more details!

Ftp.dll is a .NET FTP client library.

FTP and FTPS client implementation

Commercial library for performing FTP. Features include FTPS (FTP with SSL), Automatic Reconnect & Resume, Proxy Support, ZLIB Compression, Directory Synchronization, Asynchronous & Synchronous operations and more.

A library containing a few classes with dealing with network file transfers [Note: This library is not quite ready for public consumption--I'm in the middle of some code reorganization]

Library include Mail(Smtp,Pop3,Imap),Ftp,Twitter,Dropbox,SugarSync,Box.net,WindowsAzureManagementRestService,WindowsLiveRestService,Facebook,Rss

FTPPassiveDataClient

Commercial library for performing SFTP (FTP over SSH). Features include Automatic Reconnect & Resume, Proxy Support, Public & Private Keys, ZLIB Compression, Directory Synchronization, SCP, Shell, Port Forwarding (Tunneling), FIPS Compliant Mode, and more.

Collection of low-level HTTP and FTP file transfer tools

sharpLightFtp is a Silverlight 5 assembly, written in C#. It enables rudimental ftp-access within an in-browser scenario.

Library include Twitter,Dropbox,Facebook

Library include Mail(Smtp,Pop3,Imap),Ftp,Twitter,Dropbox,SugarSync,Box.net,WindowsAzureManagementRestService,WindowsLiveRestService,Facebook,Rss

Functons to assist in uploading and downlading files from FTP.

edtFTPnet/PRO offers a set of robust and powerful, easy-to-use components and controls that make transferring files using the FTP, FTPS, SFTP, SCP and HTTP/HTTPS protocols a breeze. All protocols are supported in a single component.

The WinSCP .NET assembly winscp.dll is a .NET wrapper around WinSCP’s scripting interface that allows your code to connect to a remote machine and manipulate remote files over SFTP, SCP, and FTP sessions from .NET languages, such as C#, VB.NET, PowerShell and others, or from environments supporting .NET addons, such as SQL Server Integration Servic... More information

Library of .NET extensions and components - adapter framework, process queue, configuration api, diagnostics, error handling, active directory, interop, checksums, ftp, mail, unit conversion, binary parsing, scheduler, ntp time, precision timer, int24, unit24, console extensions, database extensions, drawing extension, reflection extensions, xml ex... More information

Currently provides a file system abstraction layer only. Future versions may extend this to provide IFileSystem implementations for FTP, WebDAV and compressed archives.