WeTransfer - WeTransfer is a free service to send big or small files from A to B.
FileRun - Beautiful, fast and reliable selfhosted file sharing and sync.
Streamfile - Exchanging documents over moment envoy are normally more miss than hit, and email limits you to 25MB at most—in case you’re both on Gmail.
PHPfileNavigator - PHPfileNavigator: Administrador de ficheros y directorios via web.
Files2U - Files2U is free to use web service that permits you to share documents on the web.
HRCloud2 - A full-featured home-hosted Cloud Drive & Personal Assistant.