An NBT editor for files with the NBT format

NBT stands for NamedBinaryTag

What can it do safely:
-Edit files with NBT format
--Create/edit/delete any tag with type identifier 1 to 12
--Hex edit types 7 11 and 12
--Write/load raw file content as tags of type 7,11 or 12
-Encode and decode data in GZIP or ZLIB
-Create NBT files
-Undo-Redo operations, undo-able edit manager up to 256 edits, efficiently.
-Open a folder and multiple files in it at once
-Edit the mc region format