Anthony Hayes

Creates links at the footer of your wordpress site in sections identical to what you can do with the blog roll in sidebar.
Create as many links with anchor text in each section, you can change color scheme to match your own them and you can create as many sections as you like and edit them easily.
Also option for choosing follow/no follow links 
Examples of using this could be creating sections for Press Room, Videos, Highlighting Your Best Content, Using For Outbound Authoprity Links and More.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/raZA0yWTw1g?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>

Footer Links Commando

Creates links at the footer of your wordpress site in sections identical to what you can do with the blog roll in sidebar.

SOGO

Tested with Gutenberg
Create a simple way to add javascript code to individual page post or custom post type header and footer, 
for example: add conversion code to thank you pages 
add google re-marketing code to individual pages 
and much more… 
added in version 1.3 the option to add script \ style to all pages not only individual pages, 
 this will allow you to add Google re-marketing code to the entire site or Google Analytics 
 to use it goto “settings” – “Header Footer Settings”
New Features (version 3.0): 
Added option for terms / category pages
New Features (version 2.3): 
 Added support for WooCommerce shop page.
<ol>
<li>
we support now exclude individual pages form printing the header and footer scripts, this is supported by 2 checkboxes in each page\post 
buy check it the script will not be display on this page
</li>
<li>
we added support to limit the script only for certain post type \ page
</li>
</ol>
if you like it \ use it – please rate us.
usage: 
You need to paste the code with the script tag, for example: 
 you js code

SOGO Add Script to Individual Pages Header Footer

Simple plugin to add script to header and footer for individual pages & posts

Footer Links Commando vs SOGO Add Script to Individual Pages Header Footer