gaxx

Automatically adds keywords and description meta tag on every page based on title, tags, categories, etc.
It works on the basis of defining some simple, tag-based rules for different page types (home, category, post etc).
Built on the foundations of the excellent Automated Keywords Generator by Julian Widya Perdana (http://mr.hokya.com/automated-keywords-generator)

Gaxx Keywords

Automatically adds keywords and description meta tag on every page based on rules that draw information from title, tags, categories etc

thomascharbit

Add a description to all WooCommerce shipping methods on cart and checkout pages. 
Compatible with WPML and Polylang for translations.

Shipping Method Description for WooCommerce

Add a description to all WooCommerce shipping methods on cart and checkout pages.

Gaxx Keywords vs Shipping Method Description for WooCommerce