Complex sentence: It was integrated into the OpenSolaris source base, and was available in OpenSolaris OS distributions, providing the standard features of a Xen-based hypervisor on x86-based systems.
Split into simpler sentences: It was integrated into the OpenSolaris source base, and was available in OpenSolaris OS distributions. It provided the standard features of a Xen-based hypervisor on x86-based systems.