Apple has released Xcode 2.3, an update to its set of developer tools for Mac OS X, notes MacUpdate. According to the release notes, the update “addresses many known issues and is a recommended upgrade for all Xcode users of versions 2.2.1 or earlier.” Changes in this release include: new DWARF debugging format for improved debugging fidelity and efficient utilization of disk space; new Distributed Network Build (DNB) scalable build architecture; and numerous other enhancements and bug fixes.