Vrejvax

Vrejvax is a three- or five-instruction Boolfuck derivative designed by User:Nortaneous in 2008. An interpreter was written by User:Madk in 2010. There is an incomplete interpreter written in QuickBASIC available here.

Pronunciation
The name is represented in IPA as vɹeɪ̯vax. "Vrejvax" is a contraction of the Foolang phrase "vrejas vaxra", meaning "mind-fucker".

Instructions
The  and   instructions are not required for Turing completeness, so they can be omitted.

Hello World
+<+++<++<++<<<<<.+<++<+++<++++<++<<<<<<<<.+<++<++<++<+++<++<++<<<<<<<<..+<++<++<++<++<++<+++ <<<<<<<<.+<+++<++<+++++<<<<<<<<.+<+++++<++++<<<<<<<<.+<++<++++<<<<<.+<++<++<+++++<++<<<<<<<< .+<++<++<++++++<+<<<<<<<<.+<++<++<++<+++<++<++<+<<<<<<<<.+<+++<++<++<+++<++<<<<<<<<.

Cat
,.

External resources

 * Download interpreter
 * http://nortaneous.freehostia.com/wiki/doku.php?id=vrejvax