ClearCanvas
ClearCanvas: A free DICOM viewer and server for PACS communication and study archiving. Ranked #15 of 26 in Medical Imaging Software by our editors (7.9/10); pricing: Free plan; best for teams needing free DICOM viewing and server archiving.
At a glance
- Editor score7.9 / 10
- PricingFree plan
- Best forTeams needing free DICOM viewing and server archiving
- Free planYes
- Paid fromFree
- DeploymentOn-premise
- Facts checked24 Sep 2026
Where it wins
- Desktop client displays DICOM studies and communicates with PACS servers
- Server stores and manages studies through a web-based administration GUI
- Open-source codebase supports medical imaging software development
Where it doesn't
- Official open-source builds are not intended or licensed for clinical use
- Deployment is self-hosted, requiring teams to run the server themselves
- Support channels are documentation and community
Our verdict on ClearCanvas
ClearCanvas is an open-source medical imaging codebase with official builds for a desktop DICOM viewer and a DICOM server. It is aimed at teams that need to view DICOM studies, communicate with PACS servers, and store and manage studies on a server. The project also describes medical image archiving and distribution capabilities, along with an open architecture for development. Its stated scope makes it relevant to organizations seeking a self-hosted viewing and archiving foundation, rather than a product positioned here as a clinical-use diagnostic system.
The desktop viewer displays DICOM studies and communicates with PACS servers; the server stores studies and exposes management through a web-based administration GUI. That distinction matters: ClearCanvas lists Windows and web platforms, but its published description establishes a web administration interface, not a browser-based image viewer. Deployment is self-hosted and desktop, so teams need to account for operating and maintaining their own environment. The project provides documentation and community support channels, rather than listing a commercial support channel in these details.
Pricing is open source, and the free plan is noted; the source code is distributed under the GNU General Public License, version 3 or later. Most importantly, the project warns that software derived from this open-source project, including its official builds, is not intended or licensed for clinical use. That should shape any evaluation before adoption. ClearCanvas is a fit for teams that need an open-source platform for non-clinical DICOM viewing, PACS communication, and server-side study management, or developers extending medical imaging software. Teams seeking software intended or licensed for clinical use should choose an alternative with that positioning.
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ClearCanvas pricing
ClearCanvas fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment | On-premise |
| DICOM viewer | Yes |
| PACS storage | Yes |
| Modalities supported | Not verified |
| AI tools | Not verified |
| DICOM worklist | Not verified |
| Deployment | Self-hosted, Desktop |
| Platforms | Windows, Web |
| Support | Docs, Community |
| Pricing | Free plan |
| Website | clearcanvas.github.io |
| Facts checked | 24 Sep 2026 |
Alternatives to ClearCanvas
- Siemens syngo CarbonA broad enterprise imaging suite for organizations consolidating viewing, archiving, workflow and reporting.9.3
- Intelerad IntelePACSEnterprise PACS combining diagnostic viewing, DICOM services, portals, and remote reading.9.2
- GE HealthCare Centricity Universal ViewerBroad image viewing and specialty workflows for teams across clinical settings.9.1
See all ClearCanvas alternatives →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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