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CDR at a glance
CDR
CorelDRAW was developed by Corel engineers Michel Bouillan and Pat Beirne in 1987 to bundle with Corel's desktop publishing systems. The inclusion of TrueType support in Windows 3.1 transformed CorelDRAW into a serious illustration program.
EXR at a glance
EXR
OpenEXR came from film-production needs at ILM and then evolved into an open industry format that spread across rendering, compositing, and broader high-end image pipelines.
Format comparison
| Feature | CDR | EXR |
|---|---|---|
| File type | Vector | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1989 | 2003 |
| Inventor | Corel Corporation | Industrial Light & Magic |
| Status | active | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Supported | Not supported |
When to use each format
When to use CDR
- Your source file is already in CDR.
- Preserve source expectations before exporting to EXR.
- CDR is commonly used in vector workflows.
When to use EXR
- Your target workflow expects EXR.
- Improve delivery compatibility with EXR.
- EXR is commonly used in image workflows.
FAQs
Why convert CDR to EXR?
Convert to EXR when the image needs high dynamic range, floating-point precision, render passes, or linear-light compositing.
It is ideal for CGI, VFX, and advanced HDR production pipelines.
What changes when converting CDR to EXR?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to EXR removes vector scaling.
What should I review after converting CDR to EXR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.