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manifest / utilities / wp-header-footer-injector

WP Header & Footer Code Injector

A lightweight and secure WordPress plugin to easily inject custom JavaScript, CSS, or HTML into your site’s header and footer. Includes enable/disable toggle, translation-ready placeholders, and works without touching theme files. Perfect for analytics, tracking, and custom scripts.

by Aminul Sarkar · github.com/aminulsarkar/wp-header-footer-injector · website

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Install

No release zip yet. The repository archive installs, but the folder name will carry the branch suffix and updates will not flow:

wp plugin install https://github.com/aminulsarkar/wp-header-footer-injector/archive/refs/heads/main.zip
Readme github.com/aminulsarkar/wp-header-footer-injector ↗

Easily add custom scripts to WordPress header and footer without editing theme files. This plugin is lightweight, secure, and fully translation-ready. Perfect for Google Analytics, Facebook Pixel, custom CSS, or any JavaScript code. Includes enable/disable toggle and placeholder guidance for non-technical users.

Features

  • Inject custom header and footer code safely
  • Enable/disable toggle to activate/deactivate injection
  • Translation-ready for internationalization
  • Guided placeholders for JS and CSS examples
  • Works with any theme without modifying theme files
  • Sanitized inputs to prevent malicious code
  • Fully compatible with modern WordPress and PHP versions

Installation

  1. Upload the plugin folder to /wp-content/plugins/
  2. Activate the plugin through Plugins > Installed Plugins
  3. Navigate to the Header & Footer menu in the WordPress sidebar
  4. Add your code in the header or footer textarea
  5. Enable or disable injection using the toggle and save changes

Usage

  • Header Code: Scripts injected inside <head>
  • Body Open Code: Scripts injected right after <body>
  • Footer Code: Scripts injected before </body>
  • Placeholders show example JavaScript and CSS for guidance
  • Toggle to enable or disable code injection easily

Requirements

  • WordPress 5.0+
  • PHP 5.6+ (recommended 7.4+)

Screenshots

  1. Admin settings page with header/footer textareas
  2. Enable/disable toggle
  3. Example of placeholder guidance

Changelog

1.0.0 – Initial release

  • Fully functional header & footer code injection
  • Enable/disable toggle
  • Translation-ready
  • Placeholder guidance included

License

This plugin is released under the GPLv2 or later.

Author

Aminul Sarkar – aminulsarkar.com