BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.
qBittorrent - Lightweight and open source torrent client that runs on all major platforms.
Send Anywhere - Send whatever you want, wherever you want
Deluge - Deluge is a full-featured BitTorrent client for Linux, Unix and Windows.
WeTransfer - WeTransfer is a free service to send big or small files from A to B.
FileTransfer.io - Send your files safely up to 6GB for free. No download speed limit. No registration needed.