Epigrade

Add page title, meta description, keywords and robots to all post types and taxonomies. 
Plugin will automatically change page titles for posts, pages, custom posts, categories, tags and custom taxonomies to 
whatever you have entered. Also will inject meta fields in template head section. If however you leave fields empty 
default WordPress or theme behaviour will occur. 
This plugin also removes taxonomy description column from listing table.
You can use it in your theme or other plugin. It creates the following taxonomy and post meta fields: 
 _page_title, <code>_meta_description</code>, <code>_meta_keywords</code>, <code>_meta_robots</code>.
Example usage:
<pre><code>// Get page title value for taxonomy with ID $term_id:
$taxonomy_title = get_term_meta( $term_id, '_page_title', true );

// Get page title value for post with ID $post->ID:
$post_title = get_post_meta( $post->ID, '_page_title', true );
</code></pre>

WP Simple SEO Meta

Add page title, meta description, keywords and robots to all post types and taxonomies.

mansurahamed

This plugin automatically gets the keywords of your post/page content and shows them in the meta keywords tag. Meta keywords tag can be used when determining the page relevance to search queries by the search engines. 
Example of meta keywords tag would be like this
meta name=”keywords” content=”blogging, hiking, writing, skills”
Its comptiable with popular page builders like Elementor, Divi, Wpbakery, Gutenberg editor etc. Super fast, doesn’t effect page load speed. 
Use the filter “amk_custom_keywords” to set custom keywords for any specific post.
Official Developer: <a href="https://www.upwork.com/freelancers/~013259d08861bd5bd8" rel="nofollow ugc">Mansur Ahamed</a>

Auto Meta Keywords

This plugin automatically gets the keywords of your post/page content and shows them in the meta keywords tag. Meta keywords tag can be used when dete …

WP Simple SEO Meta vs Auto Meta Keywords