INTERCAL

Allegedly stands for "Compiler Language With No Pronounceable Acronym"

Donald R. Woods & James M. Lyon, Princeton University, May 26, 1972.

The most elaborate and extended joke in the history of language design; claims to have nothing in common with any other major programming language.

"The INTERCAL Programming Language Reference Manual", Donald R. Woods & James M. Lyon. Implementations: INTERCAL-72 in SPITBOL for the IBM/360

C-INTERCAL

A retargetable compiler for Unix by Eric S. Raymond in 1991, which uses C as an intermediate language. The latest C-INTERCAL version adds features like the COME FROM statement and multilingual support including Basque, Nahuatl, Sanskrit and Tagalog.