ROI SEO (Return on Investment, Search Engine Optimization) is a plugin that lets you customize and format SEO boosting HTML tags
This plugin allow author to add Schema.org markup options for product reviews.
A simple plugin that adds rel="nofollow" attribute to non-homepage Blogroll Links. Improves SEO while still giving link love to your favorite sites.
Show your Instagram Posts in a beautiful Widget and send your WordPress Posts or Woocommerce Products to Instagram automatically or on a schedule.
This plugin speeds up your site by minifying and caching JS & CSS files. It also fixes a number of issues, replacing multiple plugins.
WordPress keyword research tool. This plugin will help you find potential keywords to optimize for your website.
Little Hippo is a multifunction plugin for agencies and site owners that speeds up the process of onsite optimisation.
SEO Content Control helps to identify and clean up various sorts of weak content, in order to improve a site's quality and to rank better.
Optimizes social share by inserting Facebook Open Graph, Google Plus/Schema.org, Twitter Card and Other Meta Tags in HTML source.
A WordPress plugin to remove the base category, e.g. the /category/, folder from your category links. 301 Redirects are added for old links.
WPSSO extension to add complete Schema JSON-LD markup (Article, Event, Organization, Place / Business, Product, Recipe, and more).
Automatically generates a Google News Sitemap using the [updated Google News Sitemap specification](http://www.google.com/support/webmasters/bin/answe
SEOPress is a simple, fast and powerful SEO plugin for WordPress
This plugin helps you integrate your wordpress site in the 3waylinks backlink building system
Comply with Webmaster Guidelines, save some bandwith and reduce server load with the If-Modified-Since header.
A simple plugin that adds rel=nofollow attribute to non-homepage Blogroll Links. Improves SEO while giving link love to your favorite sites.
Inserts canonical link code into header. After activation, from your WordPress Settings, change Permalinks to Custom Structure: **/%postname%/
Edit SEO tags (or any custom field) from the All Posts page. Auto-detects SEO plugins & themes.
Allows user to specify All in One SEO Pack details while posting from Windows Live Writer.
Automatically shares new posts and pages on your Facebook timeline or on Facebook fan page.
Get real SEO data from Google Search Console - Analyze all charts, ranking Keywords and Pages – Optimize your Content based on your Rankings!
Manage all your content.de texts directly from your wordpress-blog.
OZ Canonical is a plugin which helps you to edit the canonical attribute easily and fast on all of your blog's pages.
Contains the SEO core of rankwise.net. Scan the website, individual pages and posts. Contains an authorship check and analyses for Google+ profiles.
This plugin will add Schema.org markup options for reviews.
Add embeddable, social content to WordPress
Keyword Optimizer plugin was developed so that important blog post keywords on a website could be optimized using the HTML strong, em, and u, tags.
Applies basic search engine optimisations to your WordPress powered site.
Maximize and Perfect On-Page SEO. Its like Having an SEO Expert Optimizing Every Page in Your Site.