redcocker

Just another code syntaxhighligher for the theme and plugin editor with CodeMirror. This plugin can highlight sourcecodes in the theme/plugin editor and provide a useful toolbar.
<h4>Features</h4>
<ul>
<li>Highlight sourcecodes in theme and plugin editor on the dashboard.</li>
<li>Based on Marijn Haverbeke’s “<a href="http://codemirror.net/" title="CodeMirrorr" rel="nofollow ugc">CodeMirror</a>” JavaScript library.</li>
<li>Built-in 10 themes.</li>
<li>Useful toolbar which includes search/replace features.</li>
<li>Full-screen editing.</li>
<li>Auto-complete.</li>
<li>Easy to configure features through the setting panel.</li>
<li>Localization: English(Default), 日本語(Japanese, UTF-8).</li>
</ul>
<h4>Support languages</h4>
<ul>
<li>PHP</li>
<li>CSS</li>
<li>Javascript</li>
<li>(X)HTML</li>
</ul>
<h4>Recommended plugin</h4>
<ul>
<li>“<a href="https://wordpress.org/extend/plugins/wp-syntaxhighlighter/" title="WP SyntaxHighlighter" rel="ugc">WP SyntaxHighlighter</a>” can highlight sourcecodes on your front-end(posts, pages, comments).</li>
</ul>

CodeMirror for CodeEditor

Just another code syntaxhighligher for the theme and plugin editor with CodeMirror.

Rupok

Codetic

Add custom script to header and footer through WordPress Customizer. Edit your scripts with CodeMirror editor within Customizer. You can place any custom JavaScript, Google Analytics or embed script. Extremely helpful if you need to place any custom javascript or jQuery code to header or footer. This plugin gives you the ability to place different scripts to header or footer separately. Uses Customizer so you can edit the code live and see the changes on the fly.
Features:
<ul>
<li>CodeMirror Editor</li>
<li>Ability to add custom scripts to wp header.</li>
<li>Ability to add custom scripts to wp footer.</li>
<li>Ability to add multiple scripts.</li>
<li>Ability to add Google Alalytics code.</li>
<li>Ability to add any embed code.</li>
</ul>
Check my free WordPress Theme <a href="https://wordpress.org/themes/flexia/" rel="ugc">Flexia</a>, one theme to rule them all.
Check my other plugins:
<a href="https://wordpress.org/plugins/essential-addons-for-elementor-lite/" rel="ugc">Essential Addons For Elementor</a> – Most popular Elementor extensions with 1 Million+ active users in the WordPress repository. 
<a href="https://wordpress.org/plugins/betterdocs/" rel="ugc">BetterDocs</a> – Best documentation & knowledge base plugin for WordPress to help you reduce support tickets 
<a href="https://wordpress.org/plugins/betterlinks/" rel="ugc">BetterLinks</a> – Latest best WordPress link management plugin for link shortening, tracking & analyzing. 
<a href="https://wordpress.org/plugins/notificationx/" rel="ugc">NotificationX</a> – Best Social Proof & FOMO Marketing Solution 
<a href="https://wordpress.org/plugins/wp-scheduled-posts/" rel="ugc">SchedulePress</a> – Complete solution for WordPress Post Scheduling to manage schedules through an editorial calendar. 
<a href="https://wordpress.org/plugins/embedpress/" rel="ugc">EmbedPress</a>– Embed videos, images, posts, audio, maps and upload PDF, DOC, PPT & all other types of content into your WordPress site with one-click and showcase it beautifully for the visitors. 
<a href="https://wordpress.org/plugins/templately/" rel="ugc">Templately</a> Ultimate Template clouds with 1800+ ready templates for Elementor & Gutenberg along with FREE cloud collaboration with your team.

Custom Header Footer Scripts for Customizer


The Custom Header Footer Scripts for Customizer plugin is an absolute gem in the world of WordPress! It does exactly what it promises—no extra fluff or hidden fees, just straightforward functionality. You get "Header Scripts" and "Footer Scripts" sections added right into the Customizer, complete with live updates.



It integrates smoothly into WordPress, making it feel like a core feature rather than an add-on. You won't find yourself sifting through complicated menus or tutorials; it’s all pretty intuitive. If you’ve ever struggled with monstrous plugins, this one will feel like a sweet relief.



Kudos to the developers for hitting the nail on the head! It’s such a handy tool, and it feels great knowing there’s a straightforward solution out there that doesn’t come with a side of stress. Highly recommend giving this little treasure a go!


Minimal, plug-and-play plugin that simply does what it says

Add custom script to header and footer through WordPress Customizer. Edit your scripts with CodeMirror editor within Customizer.

CodeMirror for CodeEditor vs Custom Header Footer Scripts for Customizer