cpaddons (cPanel Add-ons) is a feature in cPanel that allows users to install, update, and manage additional software such as:
These add-ons are managed through WHM and can be installed directly from the cPanel interface.
If the feature is missing or disabled, enable it in WHM:
https://yourserver.com:2087)Now users can install software from cPanel.
The selected add-on will be installed and ready to use.
To keep installed add-ons secure and up to date, run:
/usr/local/cpanel/bin/cpaddonsup
This updates all installed cpaddons.
You can also enable automatic updates in WHM > cPAddons Settings.
If you no longer want users to install add-ons:
This will disable the feature in cPanel.
| Issue | Fix |
|---|---|
| "cPAddons not available in cPanel" | Enable it in WHM > Install cPAddons Site Software |
| "Failed to install software" | Run /usr/local/cpanel/bin/cpaddonsup to update the system |
| "Error updating cPAddons" | Run yum update -y to update dependencies |
Now cpaddons should be working properly!