Fred Emmott Ending PHP Support, and The Future Of Hack Posted September 12, 2018 Ending Support for PHP HHVM v3.30 will be the last release series where HHVM aims to support PHP. The key dates are: 2018-12-03: branch cut: expect PHP code to stop working with master and nightly builds after this date 2018-12-17: expected release date for v3.30.0 2019-01-28: expected release date for v4.0.0, without