The release candidates of the Platform and Studio version 6.4 are now available.
and download Studio 6.4:
We do not recommend using the release candidates in production, but we will highly appreciate if you try them out and send us your feedback via the support forum. The documentation and release notes are not yet finished, but we will update them in the next few days. The final release is scheduled for the end of January.
UPDATE 2017-01-27: RC1 version of the platform and RC2 version of Studio are available. If you have created Polymer client module on the previous RC and want to keep it, please update your code according to the latest changes.