Bubblecast video plugin is one of the best WordPress video plugin. Embed, upload or record video of your own or Youtube video into your blog posts
The 'Comments with OpenID' plugin allows to provide user details via OpenID service providers (Google, Yandex, LiveJournal etc.) while commenting.
LJ-XP-SW a plugin, that has the ability to crosspost a blog text to your LiveJournal (or LiveJournal-based clone) account in safe way.
Plugin for easy reference to livejournal users.
The Find Me On sidebar widget displays icons & links for all of your social network profiles. *73* Supported Social Networks!
Simple plugin to keep track of your friends posts
Automatically, cross-posting to assiciated site/blog to enabling the post-via-email option with PIN code e.g. multiply.com, livejournal.com, blogspot.
Replaces lj user, lj comm, and lj-cut tags with correct HTML code. This means your lj-cuts will behave like "more"s!
Adds a sidebar widget containing a subtle list of all your social homes as linked favicons.
Automatically copies all posts to a LiveJournal or other LiveJournal-based blog (exclude text in shortcode [nocrosspost]smth[/nocrosspost] - buttons f
Automatically synchronizes comments from Your LiveJournal blog with Your stand-alone WordPress-based blog.
Replaces <lj user="username"/> and <lj comm="community"/> with correct HTML code.
This plugin allows you to generate a gravatar URL. It also shows LiveJournal userpics in comments.
This plugin displayes a number of comments in posts crossposted to LiveJournal.