Yet another package available in centos-sclo-sclo-testing For rh-php56: * sclo-php56-php-pecl-igbinary-2.0.1-1 For rh-php70: * sclo-php70-php-pecl-igbinary-2.0.1-1 More packages are evaluated on user requests. Remi. P.S. https://wiki.centos.org/SpecialInterestGroup/SCLo