Microsoft released various flavors of the Office 2013 (v15) Preview Release today:
These links will get you started running the suite:
- Download the Destktop MSI Microsoft Office 365 ProPlus Preview
- Download Streaming Microsoft Office 365 ProPlus Preview
- Access 2013 Developer Center
- What's new for Access 2013 Developers
- Create and customize a web app in Access 2013 Preview
- Overview of Apps for Office 2013