- FTP files directly from your application in synchronous or asynchronous mode.
- Support for FTPS - FTP over TLS 1.2, 1.1, 1.0, and SSL 3.0
- Resume (restart) FTP uploads and downloads
- All popular FTP servers and proxies are supported.
- Supports international filenames in all major languages
- Upload and download to or from in-memory strings or byte arrays.
- Automatically handles One-Time Password (OTP), also known as S/KEY authentication.
- Automatic directory listing parser for FTP servers on Unix, Windows, Netware, AS/400, VAX/VMS, IBM Mainframes, and other legacy formats.
- Session logging
- XCRC verification of uploads and downloads
- Mode-Z compression
- Synchronize local directory tree with remote directory tree in either direction
- All asynchronous operations are abortable
- Real-time upload/download data transfer rate properties
- Real-time #bytes received/sent properties for async transfers
- Secure FTP (FTPS) using AUTH TLS
- Implicit Secure FTP SSL on Port 990 (or whichever port is used by the FTP server for SSL/TLS)
- Clear the Control Channel (CCC) after FTPS Authentication
- Supports FTPS behind Network Address Translating (NAT) Routers such as DSL/Cable Modems
- Delete an entire remote directory tree in a single line of code
- Upload an entire directory tree in a single line of code
- Download an entire remote directory tree in a single line of code
- Copy remote files to your local filesystem.
- Copy files from your local filesystem to the FTP server.
- Download text and binary files and access directly in memory.
- Upload to FTP site directly from memory.
- Create remote directory.
- Rename remote files and directories.
- Delete remote files and directories.
- Get remote directory listing as XML.
- Support for asynchronous uploads and downloads.
- Active and passive transfer modes.
- Binary and ASCII transfers.
- FTP proxy servers are supported.
- SOCKS4/SOCKS5 proxy support.
- Server specific commands supported (SITE command) - such as setting access permissions on Unix FTP servers.
- Stream support - streaming download to local files, streaming upload from local files.
- Large file support - upload or download files larger than 4 GB.
- Auto-determine proxy settings
- Auto-determine valid connection settings
- Specify port range for PORT mode data transfers (i.e. Active mode).
- Supports QUOTE and SYST
- Allows for client SSL certificate to be used for SSL connections.
- Provides access to FTP SSL server certificate for verification.
- Royalty-free licensing
- License covers all programming languages: .NET, ActiveX, C++, Ruby, Perl, Python, Java, etc.
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