This week, we released the first beta for Confluence Server 6.5. There are changes in this release that may directly affect 3rd-party add-ons.
New in 6.5
To find out what's in this release, check out the Confluence 6.5.0-beta release notes.
Download the beta from our site to start testing your add-on for compatibility with the changes. Be sure to take a look at our Preparing for Confluence 6.5 guide for details on changes that may be relevant for your add-on. We'll update that page regularly, so keep an eye on it to see any changes.