For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
Minio - Minio is an open-source minimal cloud storage server.
Dropbox - Online Sync and File Sharing
Google Cloud Storage - Google Cloud Storage offers developers and IT organizations durable and highly available object storage.
Google Drive - Access and sync your files anywhere
Azure Blob Storage - Use Azure Blob Storage to store all kinds of files. Azure hot, cool, and archive storage is reliable cloud object storage for unstructured data
Mega - Secure File Storage and collaboration