NBTExplorer

NBTExplorer 2.0

Free
NBTExplorer is an open-source NBT editor for all common sources of NBT data.
 
2.0.3 (See all)

NBTExplorer is a low-level graphical NBT data editor originally based on NBTedit. The key difference is NBTExplorer's full support for Minecraft .mcr/.mca region files, a directory-tree interface for easily exploring multiple worlds, and support for the latest NBT standard.

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