Org-blog is a project mainly written in Emacs Lisp, it's free.
fork of David O'Toole's org-blog.el blogging platform for Org-mode for Emacs
Org-blog adds experimental blogging powers to Org-mode for Emacs
Org-Blog, written by DavidOtoole, offers experimental blogging support for OrgMode using OrgPublish? to upload the files.