Using Vultr Object Storage can give flexibility and cloud storage that allows applications greater flexibility and access worldwide. Vultr Object Storage is compatible with a subset of the S3 API. See [our compatibility matrix](https://docs.vultr.com/vultr-object-storage#S3_compatibility) for details. In this guide you'll learn how to combine this technology with PHP and create a user portal that allows uploads directly to Vultr's Object Storage. This tutorial walks through building a web site, ......