jfut

WP FreeStyle Wiki is yet another markup plugin for WordPress. It lets you 
FreeStyle Wiki syntax in your markup. It includes original FreeStyle Wiki 
3.6.4.
<ul>
<li>FreeStyle Wiki: http://fswiki.sourceforge.jp/cgi-bin/wiki.cgi</li>
</ul>

WP FreeStyle Wiki

This plugin allows you to use FreeStyle Wiki syntax for typing up your posts and pages.

Ajay

WebberZone

<a href="https://webberzone.com/plugins/knowledgebase/" rel="nofollow ugc">Knowledge Base</a> makes building a knowledge base or FAQ for your WordPress site easy, fast, and scalable.
Whether you need a simple FAQ page, a full self-service help center, or a structured multi-product wiki, Knowledge Base scales to fit. Organize articles into products and sections, customize permalinks, and let your customers help themselves: no coding required.
Perfect for:
<ul>
<li>Multi-product companies managing multiple help centers</li>
<li>SaaS platforms with self-service documentation portals</li>
<li>Ecommerce support centres reducing ticket volume</li>
<li>Documentation hubs and internal company wikis</li>
<li>Developers building customer-facing knowledge portals</li>
</ul>
<a href="https://webberzone.com/support/knowledgebase/" rel="nofollow ugc">Live Demo</a>.
<h3>Powerful features available in the Free version</h3>
<ul>
<li>Unlimited Knowledge Bases: Support as many products as you like, with unlimited sections and sub-sections.</li>
<li>Beautiful, Responsive Layouts: Ships with clean templates powered by the Responsive Grid System.</li>
<li>Customisable Permalinks: View your KB at /knowledgebase/ by default or change the base slugs for articles, sections, products, and tags. Advanced custom permalink structures with dynamic placeholders are available in Pro.</li>
<li>Shortcodes + Gutenberg Blocks: Add KB listings anywhere using [knowledgebase] or use the Knowledge Base block.</li>
<li>Built-in Breadcrumbs: Improve UX and SEO with breadcrumb navigation.</li>
<li>Widgets Included: WZKB Articles, WZKB Sections, WZKB Products, and WZKB Breadcrumbs widgets.</li>
<li>Built-in Caching: Speed up your Knowledge Base without extra plugins. Configurable cache expiry settings are available in Pro.</li>
<li>Multilingual Ready: Full WPML and Polylang compatibility — translate articles, sections, products, and tags; language-aware caching and widgets included out of the box.</li>
<li>Auto Table of Contents: Automatically generate a linked Table of Contents from article headings, with configurable depth and minimum heading threshold.</li>
<li>Live Search Suggestions: Show accessible AJAX search suggestions as visitors type in the Knowledge Base search form.</li>
<li>Related Articles: Display related articles at the bottom of KB articles based on categories and tags.</li>
<li>Alerts: Add attention-grabbing alert boxes with the [kbalert] shortcode or Alerts block.</li>
</ul>
<h3>Pro features</h3>
<a href="https://webberzone.com/plugins/knowledgebase/#pro" rel="nofollow ugc">Knowledge Base Pro</a> enhances the plugin with advanced features for larger documentation sites, including ratings and feedback, a help widget, a powerful custom permalinks engine, premium layouts, enhanced TOC surfaces, and additional admin tools.
<ul>
<li>Article Rating & Feedback System: Collect binary or 5-star feedback with optional follow-up questions, admin alerts, Bayesian sorting, and GDPR-friendly tracking modes.</li>
<li>Help Widget: Offer an in-app support hub with live search, suggested articles, and a contact form inside a floating assistant.</li>
<li>Custom Permalinks Engine: Craft advanced URL structures for articles, sections, tags, and products using dynamic placeholders.</li>
<li>Knowledge Base Homepage Mode: Display the Knowledge Base on your site homepage. The Knowledge Base URL becomes the homepage and the Knowledge Base archive URL redirects to the homepage.</li>
<li>Premium Layout Pack: Unlock seven additional frontend styles (Modern, Minimal, Boxed, Gradient, Compact, Magazine, Professional).</li>
<li>Enhanced Table of Contents: Three Pro TOC delivery surfaces — a sidebar widget that renders the TOC for the current article, a Gutenberg block to insert the TOC inline, and a floating/sticky panel that follows the reader down the page.</li>
<li>Advanced Admin Tools: Control knowledge base caching with expiry settings, on-demand cache clearing, and other productivity enhancements.</li>
</ul>
<h3>Key Concepts</h3>
<ul>
<li>Articles: Custom post type <code>wz_knowledgebase</code>: your FAQs, how-to guides, and documentation.</li>
<li>Products: Custom taxonomy <code>wzkb_product</code>: link articles to one or more products.</li>
<li>Sections: Custom taxonomy <code>wzkb_category</code>: organize content neatly into categories.</li>
<li>Tags: Optional <code>wzkb_tag</code> taxonomy: make finding content even easier.</li>
</ul>
<h3>Contribute</h3>
If you have an idea, I’d love to hear it. WebberZone Knowledge Base is also available on <a href="https://github.com/WebberZone/knowledgebase" rel="nofollow ugc">Github</a>. You can <a href="https://github.com/WebberZone/knowledgebase/issues" rel="nofollow ugc">create an issue on the Github page</a> or, better yet, fork the plugin, add a new feature and send me a pull request.

Knowledge Base

The plugin is great, it comes with everything that you need for a good knowledge base. Using it with Ultimate Member will give you the ability to control visibility of articles and other stuff.

Everything that you need for a good knowledge base

Build a multi-product knowledge base for WordPress. Reduce support tickets with self-service docs, FAQs, and a built-in help center.

WP FreeStyle Wiki vs Knowledge Base