PdfTeX - Old Content
|TODO: more to write about one of the most well-supported engines by ConTeXt (See: To-Do List)|
Integration with LUA
There is some development of pdfluaTeX going on behind the scenes. Integration of pdfTeX with lua should give more flexibility when writing TeX macros. See:
If you want to try an unsupported, experimental snapshot, there are Debian packages. For your sources.list:
deb http://www.tug.org/texlive/Debian/ luatex/ deb-src http://www.tug.org/texlive/Debian/ luatex/
apt-get update && apt-get install luatex-snapshot
About non-ConTeXt related internals of TeX (or pdfeTeX).