ØMQ Licensing

ØMQ Free Software Licenses

iMatix licenses the ØMQ library under the GNU Lesser General Public License. All add-ons and examples are published under the GNU General Public License.

  • You get the full source code of ØMQ. You can examine the code, modify it, and share your modified code under the terms of the LGPL.
  • ØMQ is safe for use in close-source applications. The LGPL share-alike terms do not apply to applications built on top of ØMQ.
  • Static linking exception. iMatix gives you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you must extend this exception to your version of the library.

ØMQ Commercial Licenses

For firms that want to "Tivoize" ØMQ, or otherwise escape the share-alike provisions of the LGPL, iMatix also licenses the ØMQ library and add-ons under commercial license, terms and conditions are available on demand.

Trademarks

ØMQ, 0MQ, and ZEROMQ are trademarks of iMatix Corporation. iMatix grants you the right to use these terms together with the products available from this web site. If you ship custom binaries and/or source code revisions of the product, iMatix reserves the right to deny use of these trademarks.