Apple late this evening released a third build, numbered 11D33, to internal testers with no known issues, making it likely that the public release is coming soon. 9to5 Mac reports. Developers will likely receive the build within a day. The release notes caution that testers will be unable to revert back to a previous system once installed, but the new build will install on top of either of the two previous builds (11D16 and 11D24).