Brecht

The widget will only show if you have set some content for it on the current page. Perfect for creating dynamic widgets that only appear when you need it. Works with any custom post type as well and you can use shortcodes in the widget content!
Usage examples:
<ul>
<li>Post summaries</li>
<li>Positive and negative points for reviews</li>
<li>Index with links for long pages</li>
<li>Call to action links</li>
<li>…</li>
</ul>
Let us know what you think! Any feedback is welcome.

Dynamic Widget Content

Dynamic widget content for single pages and posts. Manually set your widget content while editing the post.

wiredmindshelp

This Plugin will change content of websites in realtime in dependence of different campaigns, branches, company names, company sizes, revenue classes and geolocations of the website visitor. The function for the dynamic content for UTM Parameter (campaigns) is free available.

IP2Content

Dynamic Content for Websites & integration of the WiredMinds LeadLab trackingcode.

Dynamic Widget Content vs IP2Content