QEMU是一套由Fabrice Bellard所编写的模拟处理器的自由软件。它与Bochs，PearPC近似，但其具有某些后两者所不具备的特性，如高速度及跨平台的特性。经由kqemu这个开源的加速器，QEMU能模拟至接近真实电脑的速度。
QEMU 团队今天发布了 QEMU 1.6.0 版本，该版本包含来自 129 名开发者的超过 1600 项的提交。
下载地址：http://wiki.qemu.org/download/qemu-1.6.0.tar.bz2
完整的改进记录：http://wiki.qemu.org/ChangeLog/1.6
值得关注的改进有：
* Support for live migration over RDMA
* TCG target for aarch64.
* Support for auto-convergence in live migration ("CPU stunning")
* The XHCI (USB 3.0) controller supports live migration.
* New device "nvme" provides a PCI device that implements the NVMe standard.
* ACPI hotplug of devices behind a PCI bridge is supported
* The 32-bit ARMv8 LDA/STL instructions for load-acquire/store-release are supported
* Experimental support for virtio-mmio for vexpress-a9 and vexpress-a15 boards
* Mac OS X guests supported (10.2-10.4 for PPC, 10.4 for PPC64)
* pSeries guests support live migration and savevm.
* BSDs now support the GTK+ user interface.
* Support for the pc machine type in Xen
* Support for TUN/TAP on Mac OS X
* And lots more...
