Linda
A "coordination language" from Yale, providing a model for concurrency with communication via a shared tuple space. Linda is usually implemented as a subroutine library for a specific base language, as in C-Linda, Fortran-Linda, LindaLISP and Prolog-Linda. It is available from Scientific Computing Associates, Inc. [What is?]
http://cs.yale.edu/HTML/YALE/CS/Linda/linda.html.
There is a Multi-BinProlog Linda implementation available by ftp://clement.info.umoncton.ca/.
["Generative Communication in Linda", D. Gelernter <gelernter@cs.yale.edu>, ACM TOPLAS 7(1):80-112 (1985)].
["Linda in Context", N. Carreiro et al, Yale U., CACM 32(4):444-458, Apr 1989].