TIgor4eg

This plugin adds widget to dashboard with such information:
<ul>
<li>
Time wgen Yandex crawler last accessed your site
</li>
<li>
Does site have dangerous code
</li>
</ul>
All information is provided by <a href="http://webmaster.yandex.ru/" rel="nofollow ugc">Yandex Webmaster</a> and showed as is. You should be registred Yandex user and add your site in Yandex Webmaster Service.

Yandex Webmaster

This plugin shows information from Yandex Webmaster.

Ciprian

W3P SEO has options for search engines, such as ownership verification, local business JSON-LD data, Open Graph, analytics, header and footer easy code insertion and optimized SEO defaults.
W3P SEO also features native XML sitemaps and advanced topic clustering settings.
For support, feature requests and bug reporting, please visit the <a href="https://getbutterfly.com/wordpress-plugins/" title="getButterfly" rel="nofollow ugc">official website</a>.

W3P SEO

W3P SEO provides the minimum SEO/SEM/local/marketing options for any site owner.

Yandex Webmaster vs W3P SEO