We currently have a beta version of Web Parts 6.0 for the SharePoint 2013 Preview. This version will only include the following web parts (qListView, qListForm, qChartView, qSelector).
Let us know if you want a request to join the beta site. Provide your name and email address, and we can provide you access.
The full version of Web Parts for SharePoint 2013 will be available in Q1 of 2013.