Is K-PACS Workstation 2.5 free? Yes, while K-PACS was originally commercial software, it has transitioned into a legacy/freeware status for older versions. You can legally use it without a license key in most regions.
Will it run on Windows 10 or 11? Yes. However, for the "Extra Quality" performance, right-click the shortcut, go to Properties > Compatibility, and run it in Windows 7 compatibility mode. K-pacs Workstation 2.5 Download Extra Quality
Is K-PACS the same as OsiriX? No. OsiriX is designed primarily for macOS, whereas K-PACS is a Windows-based solution. K-PACS acts as a bridge for Windows users needing OsiriX-like functionality. Is K-PACS Workstation 2
Tip: If the remote PACS does not support lossless transfer, K‑PACS will automatically fall back to the highest‑quality format it offers. You can verify the actual Transfer Syntax in the Study Properties (right‑click → Properties → Transfer Syntax). Click OK
| Component | Minimum Spec | |-----------|--------------| | OS | Windows 7 SP1 (64‑bit) or later, macOS 10.12+, Ubuntu 18.04 LTS (or newer). | | CPU | Dual‑core 2 GHz (Intel i3 / AMD Ryzen 3) or better. | | RAM | 4 GB (8 GB recommended for large studies). | | Graphics | OpenGL 2.1‑compatible GPU (Intel HD 4000 or better). | | Disk | 500 MB for the program + additional space for cached studies. | | Network | 100 Mbps Ethernet/Wi‑Fi (for fast DICOM transfer). |
Tip: If you plan to view large CT/MR volumes or use 3‑D rendering, allocate at least 8 GB of RAM and a GPU supporting OpenGL 3.0+.
| Resource | URL | |----------|-----| | Official Documentation (PDF) | https://k-pacs.org/docs/k-pacs‑2.5‑manual.pdf | | Community Forum (GitHub Discussions) | https://github.com/k-pacs/k-pacs/discussions | | FAQ – “How do I guarantee lossless transfer?” | https://k-pacs.org/faq#lossless | | Video Walk‑through (YouTube) | https://www.youtube.com/playlist?list=PLk‑pacs‑tutorials‑2.5 | | Contact Support (for enterprise environments) | support@k-pacs.org |