FileZilla birçok özelliği bulunan küçük ama oldukça güçlü bir FTP istemcisidir. Kurulum gerektirmeyen, taşınabilir sürümüdür. Tüm bağlantı bilgileriniz ile uzak sunucuya yaptığınız giriş bilgilerinizi Internet Explorer tarzı bir arabirim ile gösterebilir ve kaydedebilir.

FileZilla Client is a fast and reliable cross-platform FTP, FTPS and SFTP client with lots of useful features and an intuitive interface. It is a powerful FTP-client for 32-bit MS Windows (NT/2000/XP) for file uploading and downloading to and from your FTP site, server, or host. The program lets you transfer files and navigate among folders, Web sites, and your computer. This software enables you to perform multiple file transfers simultaneously. FileZilla is open source software distributed under the terms of the GNU General Public License. It has been designed for ease of use and with support for as many features as possible, while still being fast and reliable.

Features of FileZilla include the following:
* Easy to use
* Supports FTP, FTP over SSL/TLS (FTPS) and SSH File Transfer Protocol (SFTP)
* Cross-platform. Runs on Windows, Linux, *BSD, OSX and more
* Available in many languages
* Supports resume and transfer of large files >4GB
* Powerful Site Manager and transfer queue
* Drag & drop support
* Configurable Speed limits
* Filename filters
* Network configuration wizard
* Ability to resume Uploads/Downloads (if the server supports it)
* Custom Commands
* Site Manager with folders
* Keep Alive system
* Timeout detection
* SOCKS4/5 and HTTP1.1 Proxy support
* GSS authentication and encryption using Kerberos

Changes in FileZilla 3.2.6-rc1 (2009-06-22):
+ FTPS: Display complete certificate chain
+ Add option for stateless local file editing
- Fix delete operation on symbolic links
- Automatically reconnect if necessary to perform drag & drop action like with other actions
- SFTP: Don't report success if download fails due to lack of disk space
- MSW and OS X: Link against GnuTLS 2.8.1