Add Custom Codes - Insert Header, Footer, Custom PHP Snippets, CSS, Javascript
A completely free plugin to add Custom PHP functions, HTML, CSS, Javascript, any other custom codes to your wordpress website.
Add Custom Codes ranks #5,293 among WordPress.org plugins with 1,000+ active installations, is #552 of 4,954 in the Utilities & Tools category, a 5/5 rating from 6 reviews, and was last updated May 22, 2026. Data from WordPress.org, refreshed twice daily — see methodology.
Next Milestone 2K
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Security History
Source: WPVulnerability4 known vulnerabilities on record · 4 in the last 24 months · checked 1 month ago
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CVE-2025-62108 · Fixed in v5.0
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CVE-2025-62149 · Fixed in v5.0
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CVE-2025-62739 · Fixed in v5.0
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CVE-2025-30975 · Fixed in v5.0
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- Version
- 5.0
- Last Updated
- May 22, 2026
- Requires WP
- 6.6.2+
- Tested Up To
- 7
- PHP Version
- 7.4 or higher
- Author
- SaifuMak
Support & Rating
- Rating
- ★ ★ ★ ★ ★ 5
- Reviews
- 6
- Support Threads
- 0
- Resolved
- 0%
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TL;DR
AI summary of the plugin's readmeThis plugin is for WordPress site owners who need to add custom code snippets like PHP, HTML, CSS, or JavaScript without editing theme files directly. It solves the problem of inserting scripts such as Google Analytics, Facebook Scripts, or verification tags across the whole site or on specific posts, pages, and products.
- Add PHP snippets
- Generate shortcodes for HTML
- Syntax highlighter with dark mode
- Classify snippets using tags
- Add notes to snippets
- Activate/inactivate snippets easily
- Auto-deactivate faulty PHP snippets
- Import/export snippets
Frequently Asked Questions
Common questions about Add Custom Codes - Insert Header, Footer, Custom PHP Snippets, CSS, Javascript