Latest News

libEBML 1.3.0 and libMatroska 1.4.0 released

by Mosu | Tue, 03/19/2013 - 14:28
We've released new versions of both libraries fixing bugs, extending the API and adding new elements.

Source Code Repository Migration to Git

by Mosu | Mon, 01/07/2013 - 12:57

We've changed the way we host our source code repositories. What has formerly been a monolithic Subversion repository has now been split up into one Git repository per project.

New Elements in Matroska v4

by robUx4 | Sun, 09/23/2012 - 04:40
Following recent discussions we have introduce Matroska v4.

mkvalidator & mkclean versions

by robUx4 | Sun, 08/26/2012 - 08:48
There are new versions of mkvalidator (0.4.1) and mkclean (0.8.7) that supp

Misc releases

by robUx4 | Sun, 09/25/2011 - 11:01
New versions of mkclean and mkvalidator are out.

mkclean & mkvalidator OS X builds

by robUx4 | Mon, 08/15/2011 - 04:12
We just released new mkclean and mkvalidator with minor fixes/enhancements

mkclean & mkvalidator releases

by robUx4 | Sun, 07/10/2011 - 05:58

We just released some minor updates to our validation and cleaning tools mkvalidator &

libebml & libmatroska versions

by robUx4 | Sun, 06/26/2011 - 14:21
We have update libebml and libmatroska to fix various bugs, see their respective changelog for details

test2.mkv & 3D mkclean

by robUx4 | Thu, 06/02/2011 - 10:28

A user reported us an error in our Test Suite, the test2.mkv file had an incorrect duration set without the TimecodeScale applied, whereas the specs say it sho

WebM Community Cross-License Initiative

by robUx4 | Mon, 04/25/2011 - 11:14

April 25, 2011 - The WebM Project today announced an initiative to establish a Community Cross-License (the CCL) with 17 founding members.

Google, Matroska and the Xiph.Org Foundation already make the components of WebM openly available on royalty-free terms.

With the establishment of the CCL, CCL members will agree to license patents they have that may be essential to WebM technologies to other members of the CCL.

The founding members of the initiative are:

  • AMD
  • Cisco Systems
  • Google Inc.
  • HiSilicon Technologies (for itself and on behalf of its parent, Huawei)
  • LG Electronics
  • Logitech
  • Matroska
  • MIPS Technologies
  • Mozilla Corporation
  • Opera Software
  • Pantech
  • Quanta Computer
  • Samsung
  • STMicroelectronics (for itself and its affiliate, ST-Ericsson)
  • Texas Instruments
  • Verisilicon Holdings
  • Xiph.Org Foundation

About the WebM Project

The WebM Project launched in May, 2010 with the goal of establishing a high-quality, open video format for the web. Since then, WebM support has shipped in millions of web browsers and devices worldwide. To learn more, visit webmproject.org.