1. Offer hundreds of apps via Application Packaging Standard Catalog
Now you can browse web applications packaged in APS Format directly from the Parallels Plesk Panel interface. Also, you can add them to the server Application Vault online without the hassles of manual uploading. These applications can be made freely available to all customers or their distribution can be restricted for provision on a per-user basis, allowing you to conveniently sell the applications according to the hosting plans you provide.
2. Resellers Level
The Parallels Plesk Panel user hierarchy is enriched with Reseller accountsin version 9.0. Resellers can sign up their own clients and resell Web hosting services to them, distributing available resources within the limits set by the Parallels Plesk Administrator. Resellers can also create and manage their own domains. Migrating your existing clients to resellers can be done simply following upgrade to version 9.0.
3. Parallels Plesk Billing Integration
Parallels Plesk Panel 9.0 is fully integrated with the Parallels Plesk Billing solution, eliminating the need to find third-party billing software. Smooth navigation between provisioning and billing portions makes provisioning more efficient for hosting service providers and their customers.
4. Postfix Support
Postfix mail server is available to all Parallels Plesk Panel for Linux/Unix users. The long-awaited support of the immensely popular alternative to Qmail allows Parallels Plesk Panel administrators to improve the stability, security and performance of all mail-related tasks. Switching from Qmail to Postfix is quick, effortless and transparent both to the administrator and end-users.
5. Enhanced Interface
Parallels Plesk Panel 9.0 boasts a completely redone user interface designed to help users navigate and perform tasks quicker and easier. The most popular and important actions are available right away on the user Home Page. Navigating through Plesk is faster than ever now due to ability to select Resellers, Clients, Domains and Mail User levels via pathbar. Parallels Plesk Panel 9.0 is presented in a brand-new clear and nice Vista visual theme that combines the best elements of the most popular Parallels Plesk Panel interface skins.
6. Total Control Backup
Parallels Completely revised Parallels Plesk Panel Backup/Restore functionality provides users with a more powerful and flexible backup solution than ever before. Selective data backup and restoration is now a comfortable, painless, and fully controllable process. On-the-fly restoration conflict resolution offers a variety of ways to resolve issues prior to actual update of the system, thus guaranteeing success and complete control over the restoration process.
7. Overselling/Overuse Capabilities
The ability to conveniently manage the overselling and overuse of provided resources directly via the control panel tremendously improves the flexibility of business model implementation. Used in conjunction with the Resellers Level opens up new possibilities for those who provide shared hosting services.
8. @Mail Availability
Users can now enjoy additional choice of @mail as their WebMail tool. The selection of WebMail can be done on a per-domain basis, guaranteeing that every customer can select and use their WebMail client of choice.
9. PHP over Fast CGI
Site applications based on PHP can be executed much faster and safer with PHP running in the Fast CGI mode. This feature was previously available only in the Windows version.
10. Improved Hosting Setup
User Interface for Hosting Setup was redone to make the procedure easier and more intuitive. The improved usability allows service providers to setup hosting on one page much quicker then before.
11. API RPC Protocol 1.6.0.0
User Updated API RPC protocol improves the ability to integrate your software solutions with the Parallels Plesk Panel and completely supports all important features introduced in Parallels Plesk Panel 9.0.
12. New Operating System Support
Parallels Plesk Panel 9 for Linux/Unix fully supports OpenSuSE 11.
13. Microsoft SQL Server 2008 Support
Parallels Plesk Panel 9.0 for Windows now supports Microsoft SQL Server 2008.
Experience Parallels Plesk Panel 9.0 using the Online Demo. Parallels Plesk Panel 9.0 features several exciting new features that continue to make it the standard in hosting control panels.
The Online Demo can be accessed via any the following login roles:

Demo Parallels Plesk Panel as an Administrator
  Login: admin
  Password: panel


Demo Parallels Plesk Panel as a Reseller
  Login: reseller
  Password: panel


Demo Parallels Plesk Panel as a Client
  Login: client
  Password: panel


Demo Parallels Plesk Panel as a Domain Owner
  Login: demo.parallels.com
  Password: panel


Demo Parallels Plesk Panel as a Mail User
  Login: mailuser@demo.parallels.com
  Password: panel