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by pessimizer 4424 days ago
They are Wordpress, and wordpress.org. Also Akismet, Gravitar and Polldaddy.
1 comments
westi 4424 days ago
Not WordPress.org, WordPress.org is a separate open source project supported by the WordPress Foundation (http://wordpressfoundation.org/).

Yes there is some overlap in people involved but Automattic / WordPress.com and WordPress.org are separate things.

link