RawSignal is a community of blogs created by its readers. Anyone can contribute, and the best submissions are promoted to the main page, where thousands of readers will see it.
Automattic develops publishing platforms, including the WordPress.com website and the VIP WordPress.com cloud version.
BlogCatalog is a blogger-only social network and blog directory.
Squidoo is a network of user-generated 'lenses' - single pages that highlight a person’s point of view, recommendations or expertise.
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