You can download the official release, release 0.5.8, from:
https://download.libvirt.org/php/libvirt-php-0.5.8.tar.xz
However if you prefer to download any versions of the previous official releases please click on the release you want to download:
https://download.libvirt.org/php/libvirt-php-0.5.7.tar.xzYou can clone the development version of libvirt-php from the upstream GIT repository hosted on Gitlab.
git clone https://gitlab.com/libvirt/libvirt-php.git
If you want to contribute to the libvirt-php project please refer to Contributions.