eMule - eMule is a free peer-to-peer file sharing application for Microsoft Windows.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Tixati - Tixati is a peer-to-peer file sharing program that uses the popular BitTorrent protocol.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Soulseek - Soulseek® is a unique ad-free, spyware free, and just plain free file sharing application.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.