WordPress Monsters

You can create templates (layout) for your pages to add some blocks of content before/after general content.
Also you can assign your template to custom post type(archive or single), taxonomies, 404 and search results pages, this options can be found in Templates->Settings menu in admin console.
You should use
<pre><code>[wpm-template-content]
</code></pre>
shortcode in this templates to separate content.
Watch how to use Template Manager plugin in this cute short video:
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Template Manager by WordPress Monsters

This is a temlate manager plugin for easy WordPress development from scratch when you are use Page Builders plugins.

Chris Steman

Lets you set breakpoints on your posts, pages and custom post types titles without having to add html to the title by setting markers in the title text field.
This allow for a better layout of the title on desktop version of the site and when on a mobile device it gives you the ability to remove the breakpoints by adjusting the CSS. Some of the other uses are that you can set multiple markers in the text field to highlight colours of certain words in the title.

Page Title Splitter

Lets you set breakpoints on your title for your posts, pages and custom post type pages without having to add html tags to the title in the textfield  …

Template Manager by WordPress Monsters vs Page Title Splitter