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Version 2603

Release date: March 23, 2026

Download


Download the latest version from the website.  

To do so, select the free Community Version >> NETWORK <<. Expect to receive the download link within a few hours.

Installation

  

For more information, see:

Note the system requirements.

Update

  

Update existing installations within the openthinclient Management Server.¹

  

For a description of the update process, read the article Performing an Update.

  

¹If using the virtual appliance, install a new appliance and migrate the data, at least for major releases.

Updates and Improvements

Management

New features:

  • Administrator management (for openthinclient management). Integrated into user management or under Basic Settings if Active Directory integration is active.
  • ThinClient Groups
  • Button to reapply settings in ThinClient Management

Changes:

  • New ThinClient Login component replaces previous SSO and Autologin components
  • The new "Audio" application now handles settings previously managed in the Desktop application.
  • New FreeRDP Remote App application
  • The new "localboot Installation Stick" application now replaces the "Create Installation Stick" option in localboot.
  • Use custom packages for Virtual Channels and plugins for FreeRDP, Citrix, and Horizon.  
openthinclient OS
  • Based on Debian 13 trixie
  • Improvements for notifications / balloon messages:
    • Prevent duplicate notifications
    • Improved layout
  • Improvements to the ThinClient login screen:
    • Redesign the layout to match the desktop version.
    • Apply relevant desktop settings:
      • Wallpaper
      • Screen saver
      • Screen power-saving mode
      • Panel configuration
FreeRDP
  • FreeRDP 3.24.1 Update
  • Efficient camera forwarding
  • Microphone forwarding:
    • Apply latency optimizations
    • Encoding selection
  • FIDO2 / YubiKey Forwarding
  • Login dialog: Customizable title
  • Select the new keyboard layout option "Use Windows layout".
  • New option "Automatic Reconnection"
  • Fix:CTRL+ALT+ENTERexits full-screen mode
  • Let the user change the window size.
Citrix
  • Citrix 2508.10 update
  • Camera forwarding improvement
  • New option for keyboard layout: "Windows settings (scancode)"
Desktop
  • Desktop background more customizable (per desktop application)
  • Panel/Taskbar: Enable or disable individual elements
Command line
  • New option "After application closes"

Deprecated features

Citrix
    • Forwarding for Skype for Business
    • HDX Webcam Native H264 stream

Known issues

openthinclient management

When renaming a hardware type used by a thin client, the system displays an error message upon saving, even though the operation completes successfully.

Citrix

The Citrix Receiver provides a list of known issues — Citrix Release info.

FreeRDP

FreeRDP is under constant development. The developers collect all known issues on GitHub — FreeRDP issues.