Custom Code
OpenPanel is renowned for its modularity, giving you full control to tailor the platform to your needs.
The Custom Code section, accessible via OpenAdmin > Settings > Custom Code, allows you to inject and manage custom code that extends or modifies the behavior and appearance of the OpenPanel UI.
Custom CSS​
Inject your own CSS styles that will be applied across all pages of the OpenPanel UI.
Custom JS​
Add custom JavaScript to all pages. This is ideal for extending UI functionality, adding widgets, or integrating third-party tools.
Code in Header​
Insert custom code directly into the head tag of every page. Useful for meta tags, analytics scripts, and global settings.
Code in Footer​
Insert custom code directly into the footer section of all pages. This is commonly used for tracking scripts, analytics, or deferred JavaScript.
How-to Articles​
Edit Knowledge Base articles displayed in OpenPanel > Dashboard page.
Default:
{
"how_to_topics": [
{"title": "How to install WordPress", "link": "https://openpanel.com/docs/panel/applications/wordpress#install-wordpress"},
{"title": "How to enable REDIS Caching", "link": "https://openpanel.com/docs/panel/caching/Redis/#connect-to-redis"},
{"title": "How to create DNS records", "link": "https://openpanel.com/docs/panel/domains/dns/#create-record"},
{"title": "How to create a new MySQL database", "link": "https://openpanel.com/docs/panel/databases/#create-a-mysql-database"},
{"title": "How to add a Cron Job", "link": "https://openpanel.com/docs/panel/advanced/cronjobs#add-a-cronjob"},
{"title": "How to add a custom SSL Certificate", "link": "https://openpanel.com/docs/panel/domains/ssl/#custom-ssl"}
],
"knowledge_base_link": "https://openpanel.com/docs/panel/intro/?source=openpanel_server"
}
Custom Section​
You can add a custom section with icon-based items to the Dashboard in OpenPanel.
custom section supports the following fields:
section_title
(string): The title displayed at the top of your custom section.section_position
(string): Determines where your section appears relative to other built-in sections. Acceptable values:before_files
before_domains
before_mysql
before_postgreql
before_applications
before_emails
before_cache
before_php
before_docker
before_advanced
before_account
items
(array of objects): A list of clickable items shown as cards with icons. Each item has:label
(string) – The text shown on the card.icon
(string) – The icon class from Bootstrap Icons. Example:bi bi-person-fill-gear
.url
(string) – The link to navigate to when the item is clicked.
Example:
{
"section_title": "Billing Account",
"section_position": "before_domains",
"items": [
{
"label": "Manage Profile",
"icon": "bi bi-person-fill-gear",
"url": "https://panel.hostio.rs/clientarea.php?action=details"
},
{
"label": "Manage Billing Information",
"icon": "bi bi-credit-card",
"url": "https://panel.unlimited.rs/clientarea.php?action=details"
},
{
"label": "View Email History",
"icon": "bi bi-envelope-open",
"url": "https://panel.unlimited.rs/clientarea.php?action=emails"
},
{
"label": "News & Announcements",
"icon": "bi bi-megaphone-fill",
"url": "https://panel.unlimited.rs/index.php?rp=/announcements"
},
{
"label": "Knowledgebase",
"icon": "bi bi-book-half",
"url": "https://panel.unlimited.rs/index.php?rp=/knowledgebase"
},
{
"label": "Server Status",
"icon": "bi bi-hdd-network",
"url": "https://panel.unlimited.rs/serverstatus.php"
},
{
"label": "Invoices",
"icon": "bi bi-receipt",
"url": "https://panel.unlimited.rs/clientarea.php?action=invoices"
},
{
"label": "Support Tickets",
"icon": "bi bi-life-preserver",
"url": "https://panel.unlimited.rs/supporttickets.php"
},
{
"label": "Open Ticket",
"icon": "bi bi-journal-plus",
"url": "https://panel.unlimited.rs/submitticket.php"
},
{
"label": "Register New Domain",
"icon": "bi bi-globe",
"url": "https://panel.unlimited.rs/cart.php?a=add&domain=register"
},
{
"label": "Transfer Domain",
"icon": "bi bi-arrow-repeat",
"url": "https://panel.unlimited.rs/cart.php?a=add&domain=transfer"
}
]
}
PageSpeed API Key​
If set, this API key will be used to fetch data from Google PageSpeed Insights. Learn more
WordPress Plugins Set​
List the WordPress plugins you want to automatically install on all new WordPress sites. Enter one item per row. Supported formats:
- wp_org_slug — the plugin slug from the WordPress.org plugin page
- URL — a direct link to a
.zip
plugin file hosted online
WordPress Themes Set​
List the WordPress themes to automatically install for all new WordPress sites. Enter one item per row. Supported formats:
- wp_org_slug — the theme slug from the WordPress.org themes page
- URL — a direct link to a
.zip
theme file hosted online
Forbidden Usernames​
List of usernames that can not be used.
Restricted Domains​
List of domains that can not be used.
After Update​
Define custom bash commands that will automatically run after each OpenPanel update. Ideal for restoring customizations or triggering automation scripts.
This powerful customization layer helps ensure OpenPanel fits seamlessly into your environment.