The original plan is to host different patches for android x86 support from open source community. Some components are licensed under GNU General Public License (GPL) 2.0 or later. This is an open-source project licensed under Apache Public License 2.0.
You may think Android-x86 64 bit like an Android BSP of generic x86 platforms. Android-x86 is a complete software solution for Android on common x86 platforms.