Open Upload is an open source extensible PHP application for fast file upload and download for big (and small) file sharing, like rapidshare and megaupload. Multiple authentication methods, database backends, multilanguage support.
Weeble File Manager is a web based file manager / ftp client, built on php4. It allows users to Copy, Move, Rename, Upload, Download, & Edit files on an FTP server, through their web browsers.
Auth0 Token Vault handles secure token storage, exchange, and refresh for external providers so you don't have to build it yourself.
Rolling your own OAuth token storage can be a security liability. Token Vault securely stores access and refresh tokens from federated providers and handles exchange and renewal automatically. Connected accounts, refresh exchange, and privileged worker flows included.
FleXTriad is a bundle of : Apache 2.2, MySQL 5.0, PHP 5.1, Perl 5.8, FileZila FTP Server 0.9 and QK SMTP Server 3. Tools included: xPanel, phpMyAdmin, MySQL Administrator 1.2 and FleXTriad Monitor. All latest stables.
A PHP Class to control the FileZilla Server from your site using a web interface or via your command line and to make it possible to automate user administration.
FTPdb is a PHP-based tool that makes searching and keeping inventory of an FTP server as easy as possible. It is completely modular, so adapting it to your needs is a snap.
Server and client tools to reduce stress for etree siteops and downloaders.
Command line python based ftp client - very simple; just gets music.
Server Tools: Fully automates user management for etree servers.