Here's a complete list of BlogIt documentation. Also check out the main documentation on the BlogIt Homepage.

Cookbook /
BlogIt  Provides a complete blogging system, using in-built PmWiki features -- additional features are supported through existing cookbooks. (Active)
BlogIt-Talk  Talk page for BlogIt.
BlogIt-Users  User notes for the BlogIt recipe.
BlogItRSS  BlogItRSS - Easily create RSS feeds for your blog. (Stable)