Description
Init Ad Engine lets you insert various ad formats into your WordPress site with zero coding required.
Built for flexibility and performance:
– Tabbed admin UI with clear separation by device type
– All styles are inline or embedded – no external CSS files
– Multiple ad formats supported: popups, sticky bars, floating ads, popunder, before/after content
– Optional fallback HTML/JS code when no image is provided
Available ad positions:
-
Desktop (PC):
Billboard, Balloon Left/Right, Float Left/Right, Catfish Top/Bottom, Popup Center, Before/After Content -
Mobile:
Mini Billboard, Sticky Top/Bottom, Popup Center, Before/After Content -
Special:
Popunder (opens new tab on first click), Global header/footer code injection
This plugin is part of the Init Plugin Suite — a collection of minimalist, fast, and developer-focused tools for WordPress.
Features
- 20+ configurable ad positions
- Popunder with cooldown and click threshold
- Exit-intent or delay-based popup behavior
- Global
<head>and</body>injection fields - Fallback HTML/JS ad code per position
- Minimalist inline CSS for fast load
- Responsive support for all device types
- Clean admin UI with media uploader
- Affiliate Gate with flexible display logic (always-on, expire-after-click, random %, every X pages)
Filters for Developers
-
init_plugin_suite_ad_engine_use_kses
Control whether ad snippets are escaped viawp_kses. Default:true. -
init_plugin_suite_ad_engine_allowed_tags
Extend or modify the allow-list of permitted tags/attributes for ad snippets. -
init_plugin_suite_ad_engine_disable_all_ads
Disable all ad injections globally. Default:false. -
init_ad_engine_should_enqueue_affiliate_gate
Control whether the Affiliate Gate scripts should be enqueued.
Security Notes
- Ad snippets entered in the plugin settings are considered user-provided content.
- By default, all snippets are escaped at render time using
wp_kseswith a restricted allow-list of tags and attributes. - Developers can disable escaping via the
init_plugin_suite_ad_engine_use_ksesfilter if they explicitly trust their input. - All ad injections can be globally disabled via the
init_plugin_suite_ad_engine_disable_all_adsfilter. - Only administrators with the
manage_optionscapability can configure or modify global ad settings.
License
This plugin is licensed under the GPLv2 or later.
You are free to use, modify, and distribute it under the same license.
Screenshots
Affiliate Gate settings page.
Installation
- Upload the plugin to
/wp-content/plugins/init-ad-engineor install from the WordPress Plugin Directory. - Activate it via the Plugins menu.
- Go to Settings Init Ad Engine and configure your ad placements.
FAQ
-
Will it conflict with page caching or optimization plugins?
-
No. Ad rendering is done via inline JS and dynamic DOM injection. It’s fully compatible with caching.
-
Yes. Each position supports a fallback HTML/JS block, including
<script>tags. -
Does it support responsive behavior?
-
Yes. Each ad position is associated with desktop, mobile, or both. The plugin auto-detects screen size.
-
Does it track views or clicks?
-
No. Version 1.0 focuses on display only. Analytics may be added in future updates.
Reviews
There are no reviews for this plugin.
Contributors & Developers
“Init Ad Engine – Flexible, Multi-Format, Secure” is open source software. The following people have contributed to this plugin.
Contributors
Translate “Init Ad Engine – Flexible, Multi-Format, Secure” into your language.
Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
1.3 – October 25, 2025
- New: Affiliate Gate now supports multiple affiliate links separated by commas — one will be displayed randomly on each trigger
- UX: Added description text under Affiliate Link field — “Enter multiple links separated by commas (,) to display them randomly.”
- Dev: Implemented
pickAffiliateLink()helper to normalize, decode, and randomly select a validhttp/httpslink from list - Maint: Code cleanup and safe decoding of
%20characters in link strings for better compatibility
1.2 – September 10, 2025
- Security: Global head and footer injection now use
wp_kseswith a custom allow-list for late escaping (security hardening) - New: Added filter
init_plugin_suite_ad_engine_use_ksesto toggle escaping (defaulttrue)
Developers can returnfalseto output raw snippets without escaping - New: Added filter
init_plugin_suite_ad_engine_allowed_tagsto extend or modify the allow-list of permitted tags/attributes - Maint: Refactored injection code to use a unified
init_plugin_suite_ad_engine_render_snippet()helper function
1.1 – July 14, 2025
- New: Affiliate Gate – hide content and display affiliate promo with banner, link, intro/outro text
- New: Affiliate Gate now supports 4 display modes – always-on, expire-after-click, random percentage, and every X pages
- New: Added support for custom step list (e.g. «1,3,5») to control exactly which pageviews show the gate
- New: Added «blur overlay» option – insert semi-transparent clickable layer over any selector, with its own step logic
- New: Blur overlay and custom steps use persistent localStorage counters with auto-reset after
expire_hours - New: Refreshing the same page no longer increases step count – only new pageviews are tracked
- New: Customizable selector for content gating
- New: Inline script config injected in to avoid layout shift
- New: Filter
init_ad_engine_should_enqueue_affiliate_gateallows theme to control when to enqueue the affiliate gate
1.0 – May 29, 2025
- Initial release
- Support for 20+ ad positions
- Popunder with configurable triggers
- Global header/footer code fields
- Simple fallback system for HTML/JS ads