You can create a media and content rich SlideDeck on your WordPress powered blog or website without writing a single line of code! The SlideDeck WordPress Plugin works within the easy-to-use WordPress interface and allows you to post a slider live in minutes. Insert your SlideDeck into your posts, on your pages and even in your theme!

Adding content is easy, tweaking your settings is even easier! With the SlideDeck WordPress Plugin you have control over things like animation speed, dimensions reordering slides and more. Start a new post or page and click the “Insert SlideDeck” button. Pick which SlideDeck to insert and you’re finished.

Pricing: FREE – $49 usd
Requirements: -
Source: http://www.slidedeck.com/wordpress

Though the name may be a little “edgy” for some, SexyBookmarks has proven time and time again to be an extremely useful and successful tool in getting your readers to actually submit your articles to numerous social bookmarking sites.

Our sole aim was to stray away from the “in the box” thinking behind most social bookmarking plugins, and add a little flair that would entice your readers, rather than deterring them with microscopic icons that get lost in pages heavy laden with content. Now with Official Google Buzz Integration as well!

Pricing: FREE
Requirements: -
Source: http://wordpress.org/extend/plugins/sexybookmarks/

The FBLikeButton Plugin for WordPress allows you to configure and display the FaceBook Like Button before and/or after each post and/or page, and whether or not you want the button to appear on your homepage.

The FaceBook Like Button enables users to make connections to your pages and share content back to their friends on Facebook with one click. Since the content is hosted by Facebook, the button can display personalized content whether or not the user has logged into your site. For logged-in Facebook users, the button is personalized to highlight friends who have also liked the page.

Pricing: FREE
Requirements: -
Source: http://wordpress.org/extend/plugins/fblikebutton/

wpSEO is a simple and more comprehensive solution you can use to take care of SEO optimization. wpSEO stands for efficient, fully-automated and affordable SEO in WordPress, the state of the art Weblog-System. WordPress SEO made easy.

With more than 70 useful options you can have a perfect optimization of your website for search engines. Dynamic and automatic creation of metatags and titles, depending on the content, is just one of the many strength of wpSEO.

Pricing: $24.99
Requirements: -
Source: http://www.wpseo.org/

VaultPress is to ensure that blogs and sites under its care are always completely secure, regardless of what happens. Today, this means every bit of content will be safe, from plugins and themes to the smallest comment or post revision, with WordPress-aware, real-time, multi-cloud backups.

VaultPress is the only protection and backup service built on the Automattic grid that reliably serves over 10 million WordPress.com blogs and 250 million monthly visitors. It’s easy to get started with VaultPress. Sign up, install one plugin, and let VaultPress do the rest. Protect just one or as many WordPress blogs and sites as you like. Turn on VaultPress coverage for additional blogs at any time.

VaultPress continuously monitors and stores updates to your blogs and sites. Write, edit, and upload with confidence that everything you’re doing is being protected at the same time.

Pricing: $15/month
Requirements: -
Source: http://vaultpress.com/

Hide Admin Panels WordPress Plugin scans your WordPress admin sidebar for menu items and gives you option to hide them from a specific user. Any of the following can be hidden: posts, media, links, pages, comments, appearance, dashboard, plugins, users, tools, settings, and as of version 0.9.5 can now hide third party plugins.

Please note that this is only an aestheic effect, if your user has something installed in their browser that allows them to change the CSS of the page they will be able to unhide the menu item. This also does not prevent them from accessing the hidden menu sections directly by web address.

Pricing: Free
Requirements: WordPress 2.7.1+
Source: http://wordpress.org/extend/plugins/hide-admin-panels/

The Custom Admin Branding Plugin allows you to brand and customize the WordPress administration area for clients or for personal use. You can display custom images and styles for the login screen, admin header and footer. The plugin has been updated for WP 2.9

It should be fairly easy to use for anyone familiar with Wordpress and has basic css and html skills. At its simplest it only requires you to activate and then replace three images with your own. Photoshop templates are included to help you with that.

Pricing: Free
Requirements: WordPress 2.7+
Source: http://wordpress.org/extend/plugins/custom-admin-branding/

Alkivia Open Community is a plugin to build user communities all around WordPress, mainly it’s around having a well integrated profiles system. This plugin will provide all needed functions and widgets to make it easy and flexible the ways to show all information about a user. Also, there is some user privacy settings to permit which information to show in the profile page.

With this plugin, you can manage you user profiles and have a user list. For each user, a profile page is provided. The information shown in the profile page is based on your privacy settings. Also, you can select the user list order, ascending or descending, and ordering by different fields: ID, login name, display name or date registered.

All pages use templates, so you can create you own output template to customize and style all displayed pages. The templetes directory can be moved outside the plugin to prevent loosing your custom templates on update.

Pricing: Free
Requirements: -
Source: http://wordpress.org/extend/plugins/alkivia/

A simple but effective Calendar plugin for WordPress that allows you to manage your events and appointments and display them to the world on your website.

It displays monthly view of events. Events can repeat on a weekly, monthly or yearly basis. Multiple events per day is possible too. You can also use the Sidebar function/Widget to show todays events or upcoming events. There are comprehensive options panel for admin.

Pricing: Free
Requirements: -
Source: http://wordpress.org/extend/plugins/calendar/

Cron schedules are used by WordPress and WordPress plugins to allow you to schedule commands to be executed at regular intervals. Intervals must be provided by the WordPress core or a plugin in order to be used. WP-Crontrol lets you take control over what’s happening in the WP-Cron system.

An example of a plugin that uses these schedules is WordPress Database Backup. Out of the box, only daily and hourly backups are supported. In order to do a weekly backup, a weekly cron schedule must be entered into WP-Crontrol first and then the backup plugin can take advantage of it as an interval.

Pricing: Free
Requirements: -
Source: http://scompt.com/open-source/wp-crontrol/