WordPress users can install a variety of plugins to develop exceptional content marketing, from creating high-performing posts to tracking campaign results.

Here is a list of WordPress plugins for content marketing. There are tools for editorial tasks, A/B testing, visual images, page speed, comments, discussion, and distribution. Most of these plugins are free, though some have premium versions as well.
WordPress Plugins for Content Marketing

Edit Flow lets you collaborate with your editorial team inside WordPress. It features a calendar, editorial comments, notifications, story budget, and user groups.
Edit Flow

Edit Flow

Editorial Calendar provides an overview of your WordPress site and when each post will be published. Drag and drop to move posts, edit posts right in the calendar, and manage your entire blog.

MonsterInsights allows you to connect your WordPress website with Google Analytics so you can see how visitors find and use your content. Track your users across devices and platforms. Get a better understanding of your audience with demographics and interest reports. The page level analytics show you which pages and sections on your website are the most popular.

W3 Total Cache improves the user experience of your site by reducing download times via features such as content delivery network integration.

reSmush.it Image Optimizer is a free image optimization tool based on reSmush.it API. reSmush.it provides image size reduction for JPG, PNG, and GIF files up to 5 MB.
reSmush.it Image Optimizer

reSmush.it Image Optimizer

Simple Page Tester is an easy-to-use tool to test content and run A/B tests without having to edit code. The free version tracks unique visitors to each variation in your split test and is compatible with Google Analytics Goals. The premium version provides conversion tracking and automatic statistics.

OptinMonster comes with an easy-to-use form builder that allows you to create forms. Create various campaigns including popup forms, floating header and footer bars, scroll triggered boxes, sidebar forms, after post forms, in-line forms, mobile-specific forms, welcome gates, and more.

ImageInject allows you to easily insert photos and images into your WordPress posts. Search among thousands of free creative commons images. Insert them or set them as featured images. Easily choose between several image sizes. Insert multiple images at once and create entire galleries.

MyCurator is a curation tool to create content for your site. Train MyCurator with a simple up or down vote on an article. Curate content for a topic for free. Premium plan allows curation for many topics or multiple sites.

MyCurator

MyCurator

Listly makes it possible to create list posts inside your WordPress site. Create and maintain your lists with rich content and affiliate links. Listly comes with multiple layouts. Customize the shortcode. Embed Listly lists in your posts.

Yoast SEO is a popular tool to improve search engine results for your content and website. Features title and meta description templating for better branding and consistent snippets in the search results, canonical URLs to avoid duplicate content, full control over site breadcrumbs, and advanced XML sitemaps functionality.

WordPress to Buffer is a plugin that sends updates to your Buffer.com account for scheduled publishing to social networks (Facebook, Twitter, LinkedIn, and Google+) when you publish or update WordPress pages, posts, or custom post types. Pro version lets you post to Pinterest and Instagram as well as post multiple messages and conditional publishing.

Disqus lets site owners and developers easily add commenting to their sites, replacing the default WordPress comment system. Disqus real-time commenting system features voting, photo and video upload, rich media embed (YouTube, Twitter, Vimeo, and more), spoiler tags, mentions, threaded comment display, instant activity, email notifications, and more.
Disqus

Disqus

WordPress Calls to Action creates calls to action for your WordPress site. It gives site owners the ability to run A/B or multivariate tests on calls to action, and monitor and track conversion rates. Create compelling calls to action, track results, and gather lead intelligence. Use your own custom design or choose from a library of designs.

Yet Another Related Posts Plugin (YARPP) displays pages, posts, and custom post types related to the current entry, introducing your readers to other relevant content on your site. The YARPP templating system gives you advanced control of how your results are displayed.

Revive Old Post helps keep your old posts alive by automatically sharing to social networks to promote your content. Set sharing interval and number of posts to drive more traffic.
Revive Old Posts

Revive Old Posts

Instagram Feed is a tool to display photos from Instagram accounts. Display multiple Instagram feeds on the same page or on different pages throughout your site.

Zedity is an innovative editor to smoothly create visual content faster. Easily design content layout with no need for coding.

Shared Counts is a tool to automatically insert social sharing buttons before or after the post content. The plugin is GDPR compliant and does not use cookies, tracking scripts, or store any user data.

AddToAny helps people share your posts and pages to social networks and apps, including Facebook, Twitter, Pinterest, Google, WhatsApp, LinkedIn, Tumblr, Reddit, and over 100 more.