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Virtual machine for running PHP code as well as for running the new programming language HACK. The power of HHVM comes from using just-in-time compilation. HHVM uses this approach to optimize "hot code" which it notices is being repeatedly run.

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First released 2011
Developed by Facebook
Latest stable version 4.0
Open-source Yes
Used by AFAIK, Facebook

Development by Synergize.digital

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