Reply To: Yoast SEO makes my site a LOT slower

[Tom]

That’s a shame, it was a good plugin.

The next most popular is this one: https://wordpress.org/plugins/all-in-one-seo-pack/

Documentation: http://docs.generatepress.com/
Adding CSS: http://docs.generatepress.com/article/adding-css/
Ongoing Development: https://generatepress.com/ongoing-development