Cloudn Object Storage offers economical, highly scalable and secure file storage for your cloud applications. The pay-as-you-go service provides an Amazon S3-compatible REST API and delivers storage reliability of 99.999999999%.
Control Panel (GUI).
API Authentication (DIGEST Authentication).
Protected by up to 3 independent distributed copies.
The upper limit of objects (files) that can be sent in a single request is 500 MB. Split upload can be used for files above 500MB.
A maximum of 10,000 files can be uploaded in a single multi-upload.