HFS is an open source Portable HTTP file server that can be used to securely send and receive or share files over the internet. It utilizes an easy to follow drag and drop file sharing system and is ready to use right out of the box.
eMule is a Portable peer to peer (P2P) file sharing application that allows its users to share files over the Internet. It is primarily used to facilitate an easy exchange of large files, such as music, videos, software, and documents, among a large number of users.
G3 Torrent is an Free open source Torrent Portable Tool. It utilizes a clean and simple user interface and ships with features like a friends and foes list and RSS reader to help you keep track of the latest torrent news.