According to the blog niche different blog needs different plugin. But here I will talk about some basic plugin that needs to be installed in wordpress site for better performance.
This is one of the most used plugin for wordpres sites. It helps blogger in seo. Actually it will show you the title length, metadata, seo score during writing of a post. Also Yoast SEO will give you some suggestion about writing your post. This plugin is free to use, but it has paid version. If you are a professional blogger you should buy paid version.
