76. WP Symposium A Social Network For WordPress
Social Networking for WordPress: forum, activity, member directory, mail, chat, profile page, groups, events, gallery, mobile, RSS and more! http://wordpress.org/extend/plugins/wp-symposium/
The plugin allows to sell digital content and accept payments via PayPal, Payza or InterKassa. It delivers download link after completed payment. http://wordpress.org/extend/plugins/paid-downloads/
78. Twitter Blackbird Pie
Add awesome looking embedded HTML representations of actual tweets in your blog posts just by adding simple shortcodes. http://wordpress.org/extend/plugins/twitter-blackbird-pie/
This plugin allows you to add and edit a Heading for your Posts, Pages and Custom Post Types, different from the Title (which is used in the navigation). http://wordpress.org/extend/plugins/wp-title-2/
80. WP Single Post Navigation
Plugin adds next & prev nav links on single posts to have a “browse post by post nav style”. Includes customizeable parameters. http://wordpress.org/extend/plugins/wp-single-post-navigation/
A jQuery slideshow with a responsive layout, easy to use with an extended admin panel.
http://wordpress.org/extend/plugins/camera-slideshow/
82. Related Content by Wordnik
Keep users on your site longer. Introducing the fast, smart way to show related content on your blog with thumbnail images or text. http://wordpress.org/extend/plugins/related-content-by-wordnik/
Adds links to navigate to the next and previous posts when editing a post in the WordPress admin.
http://wordpress.org/extend/plugins/admin-post-navigation/
WP Editor is a plugin for WordPress that replaces the default plugin and theme editors as well as the page/post editor. http://wordpress.org/extend/plugins/wp-editor/
This plugin converts URLs to audio files (MP3, OGG, WAV) into HTML5 audio with Flash-based player backup.
http://wordpress.org/extend/plugins/oembed-html5-audio/
Highly customizable plugin to display Instagram photos in a sidebar widget, a post or on a page. Also an image gallery with paging functionality. http://wordpress.org/extend/plugins/instapress/
Install this plugin on unlimited sites and manage them all from a central dashboard. This plugin communicates with your InfiniteWP Admin Panel. http://wordpress.org/extend/plugins/iwp-client/
Pagebar adds a nice page bar to your blog posts, multi paged posts and paged comments.
http://wordpress.org/extend/plugins/pagebar/
89. Highlight Search Terms
Very lightweight jQuery script that wraps search terms in an HTML5 mark tag when referrer is a search engine or within wp search results. http://wordpress.org/extend/plugins/highlight-search-terms/
Create and delete additional image sizes for your WordPress site/blog as well as resize the predefined WordPress sizes. http://wordpress.org/extend/plugins/additional-image-sizes-zui/
Allows multiple permalink structures and category-specific permalinks without needing redirects.
http://wordpress.org/extend/plugins/advanced-permalinks/
Adds a Theme option to any active theme allowing you to make a child theme.
http://wordpress.org/extend/plugins/one-click-child-theme/
93. T(-) Countdown
T(-) Countdown will display a highly customizable, flash-free countdown timer as a sidebar widget or in a post or page using a shortcode. http://wordpress.org/extend/plugins/jquery-t-countdown-widget/
Adds pseudo oembed support for PDF documents. http://wordpress.org/extend/plugins/dirtysuds-embed-pdf/
95. WP Total Hacks
WP Total Hacks can customize more than 20 settings on your WordPress Site. PHP5 is required!
http://wordpress.org/extend/plugins/wp-total-hacks/
96. Erident Custom Login and Dashboard
Customize completly your WordPress Login Screen and Dashboard easily. Add your logo, change background image, colors, styles, Dashboard footer etc. http://wordpress.org/extend/plugins/erident-custom-login-and-dashboard/
Create a simple, non-annoying lightbox popup in your blog. http://wordpress.org/extend/plugins/lightbox-pop/
This plugin will help you to display a sticky message in your site. http://wordpress.org/extend/plugins/quick-notice/
99. WP Splash Image
WP Splash Image is a plugin for WordPress to display picture, video or html code with a lightbox effect at the opening of the blog. http://wordpress.org/extend/plugins/wsi/
An easy template tag for showing a breadcrumb menu on your site and on google search results with built in RDFa Markup. http://wordpress.org/extend/plugins/rdfa-breadcrumb/