Your WordPress, Streamlined.
Easily post syntax-highlighted code to your site without having to modify the code at all. As seen on WordPress.com.
Add PubSubHubbub support to your WordPress site, with a built in hub.
Send intelligent emails based on customer purchase history. Recover abandoned carts, send targeted newsletters, order follow ups and more.
Automatically re-publishes blogposts to Facebook, Twitter, Google+, Pinterest, LinkedIn, Blogger, Tumblr, Delicious, Plurk, etc profiles and/or pages
Add a Vk.com sharing button to the Jetpack Sharing module
Extends the Jetpack plugin and allows you to add sharing buttons anywhere inside your posts thanks to the [jpshare] shortcode
Allow your visitors to comment, login and register with their Twitter, Facebook, Google, Yahoo or WordPress.com account.
Display Eventbrite events right in your WordPress site. Developers get easy-to-use tools for creating powerful, in-depth Eventbrite integrations.
Slimpack — Lightweight Jetpack. Super-fast performance without modules that requires contracting WordPress.com.
Adds ads before or after your posts and pages, in Jetpack's Mobile theme
Add a Scoop.it button to the Jetpack Sharing module
Add a ManageWP.org sharing button to the Jetpack Sharing module
Adds Featured Images before the content, in the Jetpack Mobile theme
Use shortlinks instead of permalinks in Jetpack sharing buttons
WordPress Crosspost cross-posts content from your self-hosted WordPress blogs to your WordPress.com sites. Updates are crossposted, too.
WP LaTeX creates PNG images from inline $\LaTeX$ code in your posts and comments.
HyperDB is an advanced database class that supports replication, failover, load balancing, and partitioning.
Completely removes all Jetpack modules except for Stats and WP.me Shortlinks modules. Jetpack is required!
This plugin automatically submits published posts from your blog to thousands of social accounts (Facebook, Tweeter, Google Plus) in Markething.Me.
Add a Google +1 button to the Jetpack Sharing module
Import posts, comments, tags, and attachments from a Posterous.com blog.
This plugin can show the most popular articles in your sidebar, using data collected by Jetpack or WordPress.com Stats plugins.
Shows links between posts within a WordPress site. When you're reading one post, Intralinks can show you the other posts that have linked there.
This plugin removes the wordpress.com stats smiley, but unlike many plugins in a better, more secure way.
After the Deadline uses artificial intelligence to check spelling, style, and grammar in WordPress.
Display tweets from your Twitter account in a WordPress widget with the option of using Authenticated API calls.
Adds Gherkin/Cucumber/Behat syntax for SyntaxHighlighter Evolved.
Future upgrades to Wickett Twitter Widget will only be available in Jetpack. Jetpack connects your blog to the WordPress.com cloud, enabling awesome f
Add a contact form to any post, page or text widget. Messages will be sent to any email address you choose. As seen on WordPress.com.