Thin File Putter is an HTTP PUT method file uploader. Though HTTP's PUT method is superior to the POST method when it comes to file uploading, it is not widely supported by browsers. This program can easily overcome this limitation and carry out very large file uploads over an HTTP connection.
DBSentry FileSync is a robust cross platform file synchronizer, developed using the JXTA technology. It syncs network files, making it easy to move new or updated files and file permissions while keeping mirrored directories up-to-date. It is also a smart way to protect data in case of a disaster.
JPartialDownloader is a program for downloading files using HTTP[S]/FTP/BitTorrent protocols. It supports many features like resuming unfinished downloads, retrying, and multi-connection HTTP[S]/FTP. What makes this program different from similar programs is that you can download any part of a file.
Thin FTP Applet is a Web-based FTP client with the familiar two-pane user interface. The applet is just 80Kb large. It runs in your Web browser and can be used to carry out multiple concurrent uploads and downloads without the need to refresh. Logging in can be automated wtih a predefined username and password.
XBNBT is a modifed BNBT BitTorrent tracker that offers many additional features such as support for flat-file or MySQL database operation, a Web interface, RSS feeds, user integration with IPB, IPB2, vBulletin 3, phpBB, and PHPNuke, control over TCP parameters, additional administrative, statistics, and control options, additional filter and search facilities, and more.
Credence is a tool for combating spam and pollution in filesharing networks. It lets you vote on files in the network, analyzes the votes of your peers so that you can avoid polluted files, and automatically identifies the voters in the network that are most credible and useful. It is built as an extension to LimeWire, running on the Gnutella filesharing network.