MM8LevelEditor has a tri-licensing scheme.
Code in com.mmbreakfast.* (unlod-base.jar) is available under the W3C or GPL v2 licenses. See LICENSE-W3C.txt or LICENSE-GPL.txt for details. Special thanks to Sil Veritas (email@example.com) for relicensing UnLod so this project could make use of UnLod source.
Code in org.gamenet.* is licensed under the MIT license.