Horos Software [best] -

Horos is a free, open-source medical imaging software for macOS that allows users to view, analyze, and manipulate DICOM images from modalities like MRI, CT, and ultrasound. It is widely used in the medical community, particularly for surgical planning and research, because it offers 64-bit performance without the limitations found in free versions of similar software. Key Capabilities Planning and Sizing with OsiriX/Horos - IntechOpen

Key Features:

Medical Image Viewing: It allows clinicians and researchers to view and manipulate images from various modalities, including CT, MRI, PET-CT, and Ultrasound. horos software

Introduction

Multiplanar Reconstruction (MPR): Allows users to view anatomical structures from axial, coronal, and sagittal perspectives simultaneously. Horos is a free, open-source medical imaging software

Horos is frequently cited in medical literature for its versatility in complex case management: Video Case Series of Postoperative Tumor Analyses - PMC

Research and Deep Learning: Researchers use it to annotate and label medical datasets—such as CT-angiograms for pulmonary embolism—to train deep learning models. 3D Printing & Modeling : A review of

details the use of Horos for 3D tumoral reconstruction and virtual surgical planning, highlighting its utility as a free alternative for neurosurgeons. 3D Printing & Modeling : A review of Three-Dimensional Printing in Neurosurgery