Box - Box offers secure content management and collaboration for individuals, teams and businesses, enabling secure file sharing and access to your files online.
Zerto - Virtual replication & recovery solution
Nubo - A self-hosted file sharing application in Haskell.
Macrium Reflect - Macrium Software - the creators of Macrium Reflect backup, imaging and cloning software.
Filecamp - Digital Asset Management & Online Proofing tools beautifully integrated, into one secure and cost-effective solution. Manage all your digital marketing assets from your own good-looking, easy-to-use spot in the cloud. Unlimited users in all plans!
Arcserve UDP - Arcserve UDP is data backup & recovery software that deals with unified data protection solutions, making you protect your computer system by creating data stores on the recovery point server.