Cozy Alternatives for Mac OS X

Dropbox is an easy to use freemium cloud storage solution. It has a client sync utility for multiple platforms.

ownCloud is a free and opensource file sync and share app which is self hosted.

Microsoft OneDrive is a cloud-based storage solution from Microsoft.

MEGA is the cloud-based file hosting solution.

MediaFire is a file hosting, file synchronization, and cloud storage service.

Nextcloud is a suite of client-server software for creating file hosting services and using them. It is functionally very similar to the widely used Dropbox, with the primary functional difference being that Nextcloud is free and open-source, and thereby allowing anyone to install and operate it without charge on a private server.

Koofr offers safe EU based cloud storage with 2 GB free cloud storage space for life and options to connect multiple cloud accounts.

iCloud is a cloud storage and cloud computing service.

vBoxxCloud makes file sharing easy and keeps your information private and secure in the Netherlands or on-premises.

Amazon Drive, formerly known as Cloud Drive, is a cloud storage application managed by Amazon.

An open, secure, and lightweight platform for your files and data.

CmisSync allows you to synchronize any CMIS-compliant ECM server with your local PC.

Storj is a blockchain-based, end-to-end encrypted, distributed object storage.