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Zappa was designed to run on multiple processors and massive parallel systems using [[Memory#Shared Memory to include|shared memory]] and [[Thread|threads]] and has an efficient [[Parallel Search|parallel search]] <ref>[https://www.stmintz.com/ccc/index.php?id=444686 Zappa scaling #s] by [[Anthony Cozzie]], [[CCC]], August 23, 2005</ref> . Zappa Mexico can be used on [[Windows]] or [[Linux]] computers with up to 512 CPU cores.