WP-plugins
One of the most impressive features of WordPress is its extensibility. Plugins allow you to control how your WordPress website is accessed by users. On this page you will find the best WordPress plugins, ever. These are essential installations – but remember, Worpdress runs faster with fewer plugins, so don’t be tempted to install them all!
WordPress SEO by Yoast
This is by far the best ever WordPress plugins for your website. Install it and optimize your blog-posts for Google and other search engines. WordPress SEO by Yoast helps you rank better in search engines by letting you adjust a bunch of SEO-related settings for your WordPress blog, posts and pages. The beauty of this SEO plugin is that it handles your SEO perfectly and makes it so that someone with no SEO experience can run a well optimized site or blog.
[Download]
Jetpack
Jetpack is a new plugin-pack that lets you enable powerful features previously only available to wordpress.com users. It is essentially thirty one plugins packaged together. Modules can be activated and deactivated as you please. Jetpack brings social comments, stats, email and post subscriptions, contact forms, url shortener and much more.
[Download]
Google Analytics for WordPress
Track your WordPress site easily and with lots of metadata: views per author & category, automatic tracking of outbound clicks and pageviews. All you need to do is enter your ID, and you can start tracking your site with tons of metadata, including views per taxonomies, page views and tracking of outbound links.
[Download]
Better WP Security
Better WP Security is one of the many security plugins for WordPress out there, but I’ personally find it the best of all. Instantly scan your website for security flaws. It can raise many issues such as the strength of your admin password, whether the login page is protected and theme and plugin concerns. Many flaws can be protected with one click.
[Download]
Contact Form 7
Basically, Contact Form 7 is a WP plugin that provides one of the most functional, simplest, and easiest contact forms for blogs. It gives you a myriad of options for your contact forms. You can create as many contact forms as you like; all you need to do is insert the plugin-generated shortcode into any post or page you prefer.
[Download]
W3 Total Cache
Recommended by many hosting companies, W3 Total Cache promises to speed up your website by ten times using a variety of techniques. It offers minify and HTTP compression of HTML, CSS, JavaScript and feeds. Caching and use of a Content Delivery Network (CDN) can also be implemented.
[Download]
Google XML Sitemaps
A hugely popular plugin with around twelve million downloads, Google XML Sitemaps will automatically build a sitemap for search engines such as Google, Bing, Yahoo and Ask. It supports custom URL’s and can handle custom post types too.
[Download]
All in One SEO Pack
All in One SEO Pack will automatically optimise your WordPress website for search engines. It can generate a sitemap and has support for custom post types and eCommerce websites. It’s an old friend for anyone interested in SEO, and one that I’m sure many readers are well familiar with.
[Download]
WP Super Cache
WP Super Cache is a plugin that takes your dynamic pages created by WordPress and caches them into smaller html files. This means your server will send out smaller files to your visitors and traffic will not tax your server nearly as much. It will serve static html files to 99% of your visitors using one of three caching methods and it also supports Content Delivery Networks.
[Download]
SEO Ultimate
Take control of your on-page SEO with user-friendly settings and tools for optimizing your titles, meta data, robots tags, canonicalization, autolinks, post slugs, social media markup and much more. It can also generate your author code for Google+.
[Download]
Akismet
It is one of the effective spam fighting WordPress plugin. You don’t have to worry about comment moderation anymore. Akismet lets you review the comments that it catches and finds to be spam. I have seen client sites overwhelmed with spam who have turned off comments just to have to not deal with spam. With Akismet, problem solved.
[Download]