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AVIF at a glance
AVIF
AVIF emerged from the Alliance for Open Media's work around AV1 and uses the HEIF family as its structural container, which connects it to both modern web delivery and newer image-container design.
CUR at a glance
CUR
These formats reflect how desktop operating systems built their own graphics-resource conventions for cursors, icons, and device-independent drawing.
Format comparison
| Feature | AVIF | CUR |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2019 | 1990 |
| Inventor | Alliance for Open Media | Microsoft / Windows ecosystem |
| Status | active | legacy |
| Transparency | Not supported | Not supported |
| Animation | Supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use AVIF
- Your source file is already in AVIF.
- Preserve source expectations before exporting to CUR.
- AVIF is commonly used in image workflows.
When to use CUR
- Your target workflow expects CUR.
- Improve delivery compatibility with CUR.
- CUR is commonly used in image workflows.
FAQs
Why convert AVIF to CUR?
Convert to CUR when preparing or preserving cursor assets for Windows applications, themes, or interface restoration.
It is useful when pointer hotspot behavior must survive alongside the bitmap itself.
What changes when converting AVIF to CUR?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to CUR removes animation support. Moving to CUR removes HDR content.
What should I review after converting AVIF to CUR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.