Share the love with Horos! 

This Valentine's Day marks Horos' three year anniversay. Watch the video for our next big annoucement. You'll love what you hear!

Horos by the Numbers


Horos users


Got Horos questions? We got answers!

Get the most out of Horos with expert support!

Purview is now offering affordable support services for Horos. If you need help with installation, setup, configuration, or troubleshooting, our experts are here for you.

We find that many of the most common questions can be resolved quickly with our expert support, that’s why we offer 15 minute sessions with simple pricing that allows you to only pay for the time you need.


Training & Documetation

Get Trained with the Horos Academy!

Learn How to Properly Manage Medical Images

Learn the basic first steps of importing and exporting medical images and how to use Plugins to enhance your workflow.

Master 2D Image Manipulation and Visualization

Explore annotation tools, learn how to display images, and find ways to get the best out of a 2D image series.

Learn Impressive 3D Functionalities inside Horos

Master 3D tools in Horos, render options, generate  and export movies, and learn how to leverage other assets.

Meet Horos

Horos™ is a free, open-source medical image viewer with over 100,000 users worldwide. Its core technology is based on OsiriX™ and other open source medical imaging libraries. Horos is made available under the GNU Lesser General Public License, Version 3 (LGPL-3.0).


Get Involved with the Horos Community

Discuss Horos in our community forum, contribute code to the project via our Github repository or help us make Horos better by reporting an issue you’ve found.


Latest News

RSS Horos Blog

  • Spotlight: Horos in Egypt
    One of the biggest reasons why we at Horos decided to keep the project open source and free for all users is because not everyone can afford an expensive solution. Not everyone is a large hospital corporation with the means to provide its staff with pricey alternatives. That’s the reason why researchers and students around […]
  • Spotlight: Cardiologists in Rome
    Cardiologists around the world use DICOM medical viewers. In fact, when it comes to Horos, a big chunk of our users are cardiology specialists. They include researchers, surgeons, general practitioners, and instructors. For this spotlight, we’ll take you to Italy to discover how Horos is making a difference in Rome, also known as the Eternal […]
  • Spotlight: Physicists In Australia using Horos
    Contrary to what some may think, Horos (the free open source software, not the Egyptian deity) is actually not that ancient. It’s really only 3 years old. However, that’s nothing to sneeze at. Just ask some of our users that have been with us since the beginning, and they’ll tell you what an impact this […]
  • Spotlight: Horos for Orthopedics in Germany
    Horos is being used in 160 countries. That’s pretty awesome. With over 100,000 users worldwide, we have countless professionals using Horos in their everyday lives. Germany happens to be such a place. It’s the land of great beer, beautiful Bavarian castles, and misty clouds nestled in the Alps. But enough of that – want to […]
  • Horos and Osirix Storage Options for Medical Images
    Personal computers have come a long way since their introduction at the end of the 1970’s.  They are now quite powerful machines with retina displays, increased performance, and abundant data storage. So naturally, physicians who work with medical images gravitate toward their PC as a way to save money rather than purchase an expensive purpose […]
  • How To Connect Horos And OsiriX To A Multi-Location Environment
    We are frequently asked by Horos and OsiriX users about configuring their practice to use their preferred desktop viewer in multiple connected instances within their enterprise. While each situation is a bit different, below are some basic configurations and considerations for establishing multiple connected instances of OsiriX or Horos.