The Ultimate Guide to the InterWorx Control Panel (2025)

InterWorx is a Linux-based web hosting control panel that simplifies server and website management for both server administrators and end-users. A key differentiator for Interworx is its strong focus on clustering and scalability. Well-suited for hosting providers and environments that require distributing traffic across multiple servers for improved performance and reliability. Known for its user-friendly interface, InterWorx also supports migrations from other control panels like WHM / cPanel and Plesk.

InterWorx 101

InterWorx works in a two-tiered structure, Nodeworx and SiteWorx.

NodeWorx

Nodeworx is the server-level administrator interface. It provides comprehensive tools for managing the overall server environment. Includes system health monitoring, firewall configuration, IP address management, software updates, setting up system-wide settings, and more! It also allows administrators to create and manage SiteWorx accounts for their users.

SiteWorx

SiteWorx is the end-user interface, designed for individual website owners. Through SiteWorx, users can manage their domains, email accounts, databases, files, and install popular applications like WordPress with one-click installers.

InterWorx Control Panel articles

130 results

The following resources will guide you through the server management tasks available in the InterWorx control panel.

How to use webmail to access your email account in SiteWorx

Use webmail to access your email account. SiteWorx provides access to three different web-based email programs, each of which you can use to retrieve and send email from your domain’s email account.
Read more: How to use webmail to access your email account in SiteWorx
How to view website error and access logs

Learn how to view website error and access logs using SiteWorx. There are two methods of viewing error and access logs.
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Installing a Service SSL in InterWorx Web Panel

SSL certificates safeguard websites and verify server authenticity. While typically used for individual sites, service SSL encrypts traffic for various services like FTP, email, etc. Install a verified SSL for services by using an existing certificate or creating one with Let’s Encrypt.
Read more: Installing a Service SSL in InterWorx Web Panel
Installing an SSL Certificate in InterWorx (SiteWorx)

Learn how to install an SSL certificate in InterWorx through SiteWorx. This guide covers the final step of securing your site after you have ordered and verified your SSL.
Read more: Installing an SSL Certificate in InterWorx (SiteWorx)
InterWorx CLI

Manage InterWorx via CLI: Use key scripts & the NodeWorx API for server/SiteWorx admin. Automate backups, user/domain mgmt, & more.
Read more: InterWorx CLI
InterWorx Troubleshooting Guide

Troubleshoot common InterWorx issues: Fix primary domain changes, DNS, slow panels, email errors, PHP problems, Let’s Encrypt, & ModSecurity.
Read more: InterWorx Troubleshooting Guide
Interworx: MariaDB and MySQL troubleshooting

Fix InterWorx “replyCode: 500” on MySQL DB/user creation. Issue: empty MySQL user. Guide: diagnose via iworx.log, then remove from `mysql.user`.
Read more: Interworx: MariaDB and MySQL troubleshooting
Logging into Interworx Web Panel

The first step to working with your new InterWorx Web Panel server is logging into the control panel. You can login into main admin account through Nodeworx using the administrator user credentials, or you can login into Siteworx as one of the users that you have created to manage an individual domain. We’ll start with…
Read more: Logging into Interworx Web Panel