Syncplicity
Syncplicity, Inc.
Resilio Sync
Resilio Inc.
Syncthing
Syncthing Community
Autosync - File Sync & Backup
MetaCtrl
Nextcloud
Autosync for Google Drive
TeraBox: Cloud Storage Space
Flextech Inc.
pCloud: Cloud Storage
pCloud LTD
OneSync: Autosync for OneDrive