* [MetaTags v2.23.0](https://github.com/kpumuk/meta-tags) – SEO plugin for Ruby on Rails applications that manages meta tags and supports customization.

* [all-in-one-seo-pack 4.9.5](https://github.com/awesomemotive/all-in-one-seo-pack) – WordPress plugin that provides comprehensive SEO tools and optimization features.