Zend employees, including company founders, are active in PHP open-source efforts, but the company does not have "complete control" over the project, Goldberg said.

Maybe embracing PHP on the Azure platform was inevitable, maybe it was just a smart move. The question is, will interoperability with open source PHP make enough of a difference to matter.

The combination of open-source software with artificial intelligence is opening up new possibilities for custom software ...

Engine Yard said it will continue to make a substantial investment in both the Ruby on Rails and PHP open source communities and projects following the acquisition.