Kodepress

<blockquote>We are sorry to announce that, there won’t be any more development of Bullet FAQ plugin. The project is handed over to <a href="http://duogeek.com" rel="nofollow ugc">duogeek</a>. You can try the new FAQ plugin – <a href="https://wordpress.org/plugins/duofaq-responsive-flat-simple-faq/" rel="ugc">duoFAQ – Responsive, Flat, Simple FAQ</a>. Note that, if you use transalated version of the plugin, then DO NOT use it yet. You will not need to create your questions, answer and categories. They will be auto integrated.</blockquote>
Provides nice Frequently Asked Questions Page with answers hidden until the question is clicked then the desired answer fades smoothly into view, like accordion. User will have options to add categories, and questions based on those categories. Users can show question from a single category using shortcode. They will have control to change theme (among 9 themes), animation speed and custom CSS.
There is also a widget where the user can show FAQs from a category.
Don’t like any theme? You can write css in custom css box in the settings page.

Bullet FAQs

Get a beautiful accordion style FAQs for your website.

HobCore

WP FAQ Schema Markup for SEO – Superfast and, a light-weight plugin to add FAQ Schema structured data markup in recommended JSON-LD format automatically to WordPress sites. We have followed schema.org guidelines which are accepted by Google in generating FAQs in the search results.
Features :
<ul>
<li>Add Schema to Any Post, Any Page</li>
<li>Supports both Gutenberg and Classic Editor</li>
<li>Check whether all posts, pages have FAQs are not</li>
<li>Light weight</li>
<li>Schema.org & Google complaint Schema Markup</li>
</ul>

WP FAQ Schema Markup for SEO

WP FAQ Schema Markup for SEO – Superfast and, a light-weight plugin to add FAQ Schema structured data markup in recommended JSON-LD format automatical …

Bullet FAQs vs WP FAQ Schema Markup for SEO