Nicira

See the following -

Apple, Microsoft, VMware: Everyone's Building Open-Source Software

Steven J. Vaughan-Nichols | ZDNet | August 29, 2012

In the opening keynote at LinuxCon, Linux Foundation executive director Jim Zemlin observed that open source is now key to how all companies use to develop software—and yes he meant Apple, Microsoft, and VMware as well.
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Concerns Linger About Corporate Involvement In OpenStack Foundation

Paula Rooney | ZDNet | September 19, 2012

The official debut of the independent OpenStack Foundation was welcomed by most as a big step forward to establishing an open cloud but the inclusion of two big league proprietary vendors, namely VMware and Cisco, has raised a few eyebrows. Read More »

How VMware Embraced Its Open Source Nemesis

Cade Metz | Wired | July 24, 2012

VMware just spent $1.26 billion to secure its place in the future of computer networking. But in acquiring the swashbuckling Silicon Valley startup Nicira, the virtualization giant is also shifting even further into the world of open source software, a world it was once very much at odds with — and in some ways still is. Read More »

Rackspace Hands Over Keys To Open Source Cloud

Klint Finley | Wired | September 19, 2012

When Rackspace and NASA started OpenStack — a collection of open source tools for building Amazon-style clouds in any data center — Rackspace shouldered the responsibility for organizing the community. Read More »

To Master Tech You Must Master Software - And Open Source - Even If You're Apple

Jim Zemlin | Linux.com | September 26, 2012

But there is a corollary: To master technology you must master open source. The real leaders in tech are understanding that to go it alone and develop software in a company cloister is foolish, expensive and time intensive.
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VMware To Penetrate OpenStack Cloud

Gavin Clarke | The Register | August 28, 2012

NASA and Rackspace spun up OpenStack as an open-source alternative to VMware for spinning up clouds two years ago. Now VMWare has applied to become a full OpenStack member with a decision to be taken at the OpenStack group’s first full board of directors’ meeting today. Read More »