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What is Plesk? Features, hosting basics and beginner FAQs - DEV - 10-08-2026
What is Plesk?
Plesk is a commercial web hosting control panel for managing websites and hosting services through a browser. Plesk Obsidian is available for supported Linux distributions and Windows Server versions; the supported OS list and available components differ by platform.
Instead of managing every hosting task from the command line, you work with domains, subscriptions and user permissions in the panel.
Main features
- Website management: organise domains, hosting settings and site files.
- Hosting services: manage databases, email and DNS where those services are installed and enabled.
- HTTPS: certificate management and integrations for securing websites.
- WordPress: WP Toolkit offers WordPress management; advanced capabilities depend on your edition and licence.
- Developer tools: extensions can add workflows such as Git or application runtime management.
- Backups and migration: tools for protecting hosting data and moving supported workloads.
Domains, subscriptions and customers explained
Think of a domain as a website address, a subscription as a hosting allocation with resources and permissions, and a customer as the account that owns subscriptions. This helps you keep different clients' hosting organised instead of putting everything under one shared administrator login.
Who is Plesk for?
It is worth considering for agencies, developers and administrators who want a central interface for several sites or client hosting. If you need Windows hosting, compare the Windows-specific support matrix carefully. For a small hobby VPS, weigh the paid licence and optional extensions against what you actually need.
Frequently Asked Questions
Is Plesk free?
Plesk is a paid product. Trial availability, domain limits and included tools depend on current terms and edition. A provider may bundle a licence with its server; confirm that explicitly before ordering.
Can Plesk run on Linux and Windows?
Yes, on supported versions. Check the official current system requirements before choosing an OS image. Do not use an old tutorial's OS recommendation without checking its support status.
What VPS size should I choose?
Use the official hardware requirements for your platform as a starting point, then allow room for the database, web applications, mail and backups you plan to run. Screenshot testing with one small site is a different workload from production hosting.
Is Plesk the same as cPanel?
Both manage hosting, but their account organisation, interfaces, licensing and platform support differ. cPanel & WHM separates the website-account interface from the hosting administration interface. Choose around your workload, existing accounts and migration needs.
Can I install Plesk on my existing aaPanel server?
For a first test, use a separate clean VPS or reinstall an expendable test VPS after saving your work. Hosting panels manage overlapping services; do not combine them casually on a production server.
Does using Plesk replace server administration?
No. You still need updates, restricted access, monitoring and off-server backups. A backup job that reports success should also be tested by restoring data.
A sensible first test
Use a temporary domain and non-sensitive sample data. Confirm DNS, HTTPS, the intended PHP/runtime version and backup recovery. Plan any migration before changing live DNS, and keep the old server available until you have verified the destination.
Need help? Post your Plesk version, Linux distribution or Windows Server version, relevant extension and exact error. Redact credentials and personal information from logs and screenshots.
Official sources: Plesk features; Plesk Obsidian system requirements; Plesk FAQs; Plesk editions; cPanel and WHM explained.
Introduction checked against official documentation on 8 October 2026. Features and licence terms can change.