CSL provides an easy-to-use but feature-rich XML language to describe bibliographic and citation formatting. It has been developed alongside CiteProc. Analogous to BibTeX .bst files or the binary equivalents in proprietary applications like Endnote, CSL is open, international-ready, and designed on a solid foundation that yields a language that is easy-to-use, while able to flexibly-but-reliably format bibliographies and citations for a wide variety of fields.
This stuff is in English although my native language is German. This is an explanation why. It goes along the roads of ELFE but concentrates on my personal view. It would be obviously pointless to write this in English as well, so I'm switching to German here.
Clojure is a dynamic programming language that targets the Java Virtual Machine. It is designed to be a general-purpose language, combining the approachability and interactive development of a scripting language with an efficient and robust infrastructure
The ANTLR 3 Eclipse Plugin helps you develop ANTLR 3 grammars inside Eclipse. It currently provides a project nature, a label decorator, a builder, and problem markers for ANTLR errors.