Licensing GPL currently. The library will be incorporable in another software such as TCL, Python, Perl. The language will be used as scripting language to the engine. But there will be possibility to replace it with extensions languages of main software. If You want to participate write me a letter .
Sources are available now here.
And slightly newer ones, but not annotated at freshmeat are available here. Configuration scripts doesn't work now. If it helps to You You can copy, distribute, modify it in any way.