interfacelab

NOTE: This plugin requires PHP 7.1x or higher
The ILAB Docs plugin allows you to integrate help documentation for your WordPress theme or plugin directly 
into the WordPress admin.
Documentation is written in Markdown, with special extensions that make writing documentation in markdown easy. These 
extensions allow linking to other markdown files, linking to admin pages, video embeds, displaying a table of contents 
and other features. ILab Docs also has integrated search functionality for easily searching your documentation.
For examples integrating this documentation plugin with your plugin or theme, check out these examples:
<ul>
<li><a href="https://github.com/Interfacelab/ilab-docs-example-plugin" rel="nofollow ugc">Example plugin with documentation</a></li>
<li><a href="https://github.com/Interfacelab/ilab-docs-example-theme" rel="nofollow ugc">Example theme with documentation</a></li>
</ul>

WP Help Docs

Directly integrate markdown based help documentation for your WordPress theme or plugin into the WordPress admin for your end users and clients.

simplebooklet

Have a great pdf, google slide, word document, or other type file you’d like to professionally present on your wordpress site? Like a magazine, a presentation, a flyer, a trifold brochure, or a user guide? You can with the simplebooklet wordpress plugin.
On Simplebooklet, you can upload your file and turn it into an impressive page flipping web booklet. Add interactive links and content to your pages, then configure your flipbook experience. You can customize the page turn buttons, the page transition, and all the supporting navigation elements to make sure your content drives engagement.
Make as many booklets as you need and add them to your wordpress site as many times as you want.
Even better, simplebooklets include hosting, so you won’t be impacting your wordpress site at all.
Simplebooklet can go beyond your wordpress website. You can send them in email, post them to social networks, and share them all from a custom branded unique microsite.
<h4>Iframe params:</h4>
<ul>
<li>src – booklet embed url</li>
<li>width – booklet width</li>
<li>height – booklet height</li>
</ul>

Simplebooklet PDF Viewer and Embedder

Add a flip booklet onto your wordpress page.

WP Help Docs vs Simplebooklet PDF Viewer and Embedder