Apple just released the second developer preview of the next major version of OS X – Mountain Lion. The new developer preview is available in the Mac Dev Center to registered Mac developers, and it carries build number 12A154q. As with the first developer preview, the build can be downloaded from the Mac App Store with a redemption code. The Next Web has a list of known issues with the latest build of 10.8.
Mountain Lion, officially announced on February 16th, will be released this summer, featuring a number of new functionalities, including standalone Notes and Reminders app, Notification Center, Gatekeeper, and more. Check out our Mountain Lion overview for a roundup of all the new features.