Amazon Zocalo vs ownCloud: What are the differences?
What is Amazon Zocalo? Fully managed, secure enterprise storage and sharing service. Users can comment on files, send them to others for feedback, and upload new versions without having to resort to emailing multiple versions of their files as attachments.
What is ownCloud? Open source self-hosted web apps with sync clients and sharing. It is an open source, self-hosted file sync and share app platform. Access & sync your files, contacts, calendars & bookmarks across your devices. You decide what happens with your data, where it is and who can access it.
Amazon Zocalo and ownCloud can be primarily classified as "File Storage" tools.