Sure, there are plenty. You could also add your friend's IP address directly from within your bittorrent client.
Code:
udp://tracker.opentrackr.org:1337/announce
udp://open.stealth.si:80/announce
udp://tracker.internetwarriors.net:1337/announce
udp://tracker.leechers-paradise.org:6969/announce
udp://tracker.coppersurfer.tk:6969/announce
udp://exodus.desync.com:6969/announce
udp://tracker.sktorrent.net:6969/announce
udp://tracker.zer0day.to:1337/announce
udp://tracker.pirateparty.gr:6969/announce
udp://oscar.reyesleon.xyz:6969/announce
udp://tracker.cyberia.is:6969/announce
Good luck!