Apple has just seeded the fifth Developer Preview of OS X Mavericks, the next major update for OS X to developers.
The latest preview includes a new version of iPhoto and the new iBooks app, that was unveiled at WWDC.
Apple had seeded OS X Mavericks Preview 4 couple of weeks back.
OS X Mavericks is expected to be released later this fall. It includes major new features such as Finder tabs, document tags, better multiple display support, improvements to Safari, new Maps app, new iBooks app and lots more.
Developers can download the update via Software Update in the Mac App Store.
Here’s a video walkthrough of the new iBooks app on OS X Mavericks by developer, Nick Pomes (via 9to5Mac):
If you’re a developer, let us know how it goes and if you’ve found anything interesting.