Anthologize is a free, open-source, WordPress-based platform for publishing. Grab posts from your WordPress blog, pull in feeds from external sites, or create new content directly in Anthologize. Then outline, order, and edit your work, crafting it into a coherent volume for export in several formats, including PDF, EPUB, and TEI.
Imported from Trac ticket #105 reported by patrickmj on 2010-11-07:
message on the dev list asked about adding custom post types. Boone, with usual aplomb, put the code in the repo.
I figure it'd make sense to add a filter on post types similar to the tags and categories for selecting posts.