Ultra Volume Download ~upd~ -
For true control, aria2 is the gold standard. It supports BitTorrent, Metalink, and HTTP/HTTPS/FTP. With a command like aria2c -x 16 -s 16 -k 5M [URL] , you tell the tool to use 16 connections per server, splitted into 5MB chunks. It handles Ultra Volume Download for datasets up to 2TB reliably.