AddInto is a bookmarking and sharing button that helps website publishers and bloggers spread their content across the web by making it easy for visit
Highlight as you surf => Directly posts highlights to your website. Look/feel customizable. Very, very COOL
As nice scroll is a jquery plugin for WordPress site. This plugin will create a nice scrollbar for your site.
Piccshare is a sharing button that will be rendered on top of each photo and will expose social share buttons to enable sharing the photo link to face
Gregarious is the ultimate social bookmarking plugin. Everything is configurable. Share link, Digg button, stats, FeedFlare, LiveSearch and more.
This plugins makes possible for your readers to share pieces of content from your site in the following social networks: Facebook, Twitter, Orkut, Del
AS login you can fully customize wordpress login page.
Cool Social Counter for your Post.
Send beautiful, responsive newsletters with your latest posts to subscribers without lifting a finger. We even widgetized the subscription form!
Replaces wp_mail and sends email the right way so it does not get flagged as SPAM.
Not just another sharing plugin. Share+ gives readers a simple way to save, share and discover your top content with friends, family and co-workers.
Customize WordPress login page easily according to your theme or any other custom style with Custom Login Page Styler.
Allow you to update your profile's status or your fan page's status using the secret, unique email that Facebook provides for mobile updates
Prevent people from registering with emails that contain a subdomain to help reduce spam.
EmailThis provides an easy way for visitors of your site to send your posts via email.
Plugin has been deprecated: please deactivate it and install the COOL Rooh.It Simplifier instead http://wordpress.org/extend/plugins/roohit-plugin
Deactivates emailing. WordPress sends no more mails.
The ShareMacro widget empowers your visitors to email, bookmark and share your site with services, such as Facebook, Twitter, StumbleUpon, Digg..
Adds an icon to share [El club de la Noticia](http://elclubdelanoticia.cl/) news and social networking icons at the end of a post for readers to share
Send almost all notifications via XMPP instead of email
Enables visitors to make colored-highlights on your webpage & EASILY save/share their highlights Facebook, Twitter... 100+ such sites!
Enables anyone to highlight your page: auto-generates a tinyURL (to your site), that can be emailed/shared with ANYONE on ANY SOCIAL NETWORK & mor
Author Change Notifier (ACN): If you run a business directory or a classifieds website and you want to give the advertizers the ability to claim other
Easily track all activity on your WordPress site and notify upon activity detection. Tracks login attempts, registrations, comment actions, post/page
Plugin that enables you to send e-mails quickly from your wordpress.
A plugin with common features missed in WordPress, like favicon, meta tags, adding HTML to head and footer, WordPress e-mail from header filter, etc.
Allows an administrator to quickly and easily send a digest via Constant Contact service