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The following points clarify the QEMU licenses:
The following points clarify the QEMU licenses:


# QEMU as a whole is released under the [http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License].
# QEMU as a whole is released under the [http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License, version 2].
# Parts of QEMU have specific licenses which are compatible with the GNU General Public License. Hence each source file contains its own licensing information.  In particular, the QEMU virtual CPU core library (libqemu.a) is released under the [http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html GNU Lesser General Public License]. Many hardware device emulation sources are released under the BSD license.
# Parts of QEMU have specific licenses which are compatible with the GNU General Public License, version 2. Hence each source file contains its own licensing information.  Source files with no licensing information are released under the GNU General Public License, version 2 or (at your option) any later version. As of July 2013, contributions under version 2 of the GNU General Public License (and no later version) are only accepted for the following files or directories: bsd-user/, linux-user/, hw/misc/vfio.c, hw/xen/xen_pt*.
# The QEMU Accelerator driver is released under the [http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License version 2].
# The Tiny Code Generator (TCG) is released under the [http://directory.fsf.org/wiki/License:Expat BSD license] (see license headers in files).
# QEMU is a trademark of [http://bellard.org/ Fabrice Bellard].
# QEMU is a trademark of [http://bellard.org/ Fabrice Bellard].

Latest revision as of 10:24, 24 November 2014

The following points clarify the QEMU licenses:

  1. QEMU as a whole is released under the GNU General Public License, version 2.
  2. Parts of QEMU have specific licenses which are compatible with the GNU General Public License, version 2. Hence each source file contains its own licensing information. Source files with no licensing information are released under the GNU General Public License, version 2 or (at your option) any later version. As of July 2013, contributions under version 2 of the GNU General Public License (and no later version) are only accepted for the following files or directories: bsd-user/, linux-user/, hw/misc/vfio.c, hw/xen/xen_pt*.
  3. The Tiny Code Generator (TCG) is released under the BSD license (see license headers in files).
  4. QEMU is a trademark of Fabrice Bellard.