Download of MCEdit 2.0.0 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free software can be installed on Mac OS X 10.5 or later.
We recommend checking the downloaded files with any free antivirus. This free Mac application is a product of davidvierra. The most popular versions among the application users are 1.6 and 0.1. The default filename for the application's installer is MCEdit-alpha94-OSX-10.6.zip. The application belongs to System Tools.
From the developer:
MCEdit is a versatile map utility, designed for moving blocks from one level to another. With it, you can open a level of nearly any type and fly around in glorious 3D with multiple levels of detail! Select millions of blocks and clone them anywhere else in the level
You may want to check out more software for Mac, such as BatteryExpert, Chargeberry or Batteries, which might be related to MCEdit.