PeerProject is a versatile peer-to-peer filesharing client and file manager. It's intuitive and aesthetic while supporting many networks and features, including BitTorrent, G2, Gnutella, eDonkey, DC++, IRC, HTTP/FTP, and more. It's a mainstream fork of Shareaza p2p, for Windows and WINE.
FileZilla is a multi-platform FTP program. The suite includes an easy-to-use client, which is similar to other popular FTP programs like WS-FTP or Cute-FTP, and a Windows-only server. The client supports various flavors of FTP and SCP, including FTP over SSL/TLS (FTPS) and SSH File Transfer Protocol (SFTP). The client also features IPv6 support, support for resuming and transferring files larger than 4GB, a tabbed user interface, a powerful site manager and transfer queue, bookmarks, drag and drop support, configurable transfer speed limits, filename filters, directory comparison, a network configuration wizard, remote file editing, keep-alive, HTTP/1.1, SOCKS5, and FTP-Proxy support, logging to a file, synchronized directory browsing, and remote file search.
AfterLogic WebMail Lite PHP is a Webmail script with a modern AJAX interface. It supports POP3/IMAP accounts, SMTP, and SSL (including Gmail). Users can check and send mail and use an address book. Skins, a 3-pane view, non-English languages (including right-to-left Arabic and Hebrew), UTF-8 and other charsets, IMAP folders, and view and compose HTML mail. MS SQL/MySQL backends are supported, as well as multiple mail accounts and domains, Web-based administration and installation, and cPanel integration.
aria2 is a utility for downloading files. The supported protocols are HTTP(S), FTP, BitTorrent, and Metalink. It has a powerful segmented downloading ability, downloading a file from multiple sources and multiple protocols and utilizing your download bandwidth to the maximum. It supports downloading a file from HTTP(S)/FTP and BitTorrent at the same time, while the data downloaded from HTTP(S)/FTP is uploaded to the BitTorrent swarm. Using Metalink's chunk checksums, aria2 automatically validates chunks of data while downloading a file like BitTorrent.