WP Family Tree is a graphical family tree generator plugin for WordPress. Each family member have their own blog post.
RootsPersona creates one or more pages of family history using data imported from a GEDCOM file (version 5.5).
Integrates TNG (The Next Generation) genealogy software into WordPress.
"Being revamped" Map out your family relationships using the Genealogy plugin.
Displays a hierarchial tree, similar to widows explorer folder tree. Can be used as a geneological tree , a file tree, you decide.
WP Pedigree Builder is an animal pedigree chart generator plugin for WordPress.