Alibaba Cloud Object Storage Service

Google Drive File Storage

Microsoft-SharePoint

Amazon Simple Storage (Amazon S3)

hicloud S3

Oracle Cloud Infrastructure

Backblaze B2 Cloud Storage

HiDrive Cloud Storage

OVHcloud

Box Cloud Storage

HKT Cloud-Speicher

QCloud IT

Catalyst Cloud

Huawei Cloud Object Storage Service

Qiniu Cloud

Cynny Space: Cloud Object storage

IBM Cloud

Rackspace Cloud

DigitalOcean Object Storage

IONOS Cloud S3

S3 Compatible Storage

DirectCloud

luckycloud S3

OpenStack Swift

DreamObjects Cloud Storage

Microsoft Azure Storage

Wasabi Cloud Object Storage

Dropbox

Microsoft OneDrive for Business

WebDAV Cloud File Storage

Google Cloud Storage

Microsoft OneDrive's Personal Cloud Storage

Yandex.Disk