Hi,
I have released the Alpha 4 of NXTAssemlber project. It contains a bugs fix and a new feature.

Any suggestion/typo/bug/comment or help for the project or any document in the site are welcome!

It is the changelog of project NXTAssembler:

Program
Added Validation capability.
Added -novalidation and -onlyvalidation arguments.
Fix bug relative SetIn, GetIn, SetOut,GetOut, StringCat, ArrayBuild and other.
Support for mutex.
Initial support for multithreading.
Fix bug in Opcode.
Support InputPort and OutputPort.
Automatic adding of Exit if missing.
Fix bug Not instruction.
Fix bug in the arguments management.
Added help argument.
Fix bug relative to error handling

AsXML
Change of namespace for the XML.
Added type InputPort and OutputPort.
Added Mutex tag and removed MUTEX type.
Change the in StringCat and ArrayBuild "source" to Source".
Removed attribute in Codespace.
Required attribute "start" and "end" in ExitClump.
Added attribute autoStart in Clump