transfer.sh
Easy and fast file sharing from the command-line
file
Seafile - Open Source File Sync and Share Software
Seafile is an open source, self-hosted file sync and share solution with high performance and reliability. Sync, access, and collaborate on files on your own server or private cloud.
FilePizza - Your files, delivered.
Peer-to-peer file transfers in your web browser.
ProjectSend
ProjectSend is a free, open source software that lets you share files with your clients, focused on ease of use and privacy.