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APNG at a glance
APNG
APNG started as a Mozilla-driven attempt to bring better animation into the PNG ecosystem. Its practical relevance increased once modern browsers and toolchains treated it as a viable web animation target.
KRA at a glance
KRA
Krita's native format reflects the rise of open-source digital painting as a serious creative workflow rather than only a hobbyist alternative.
Format comparison
| Feature | APNG | KRA |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | depends |
| File size characteristics | medium | medium |
| Compatibility | broad | broad |
| Editability | moderate | moderate |
| Created year | 2004 | 2005 |
| Inventor | Mozilla community | Krita / KDE community |
| Status | active | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | moderate |
| Metadata handling | moderate | moderate |
| Delivery profile | strong | strong |
| Workflow fit | delivery | delivery |
| Layer support | Not supported | Supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Supported | Not supported |
When to use each format
When to use APNG
- capture ingest
- editing
- web or print delivery
- Supports animation while keeping PNG-style lossless imaging.
When to use KRA
- capture ingest
- editing
- web or print delivery
- Preserves editor-specific layered working state.
FAQs
Why convert APNG to KRA?
Choose KRA as target when the artwork needs to remain editable in Krita, especially for painting-heavy or layered illustration workflows.
What changes when converting APNG to KRA?
Convert to KRA when the artwork needs to remain editable in Krita, especially for painting-heavy or layered illustration workflows. It is the right target for preserving native editability during digital-art production.
What should I review after converting APNG to KRA?
After conversion, review these destination checks: Open converted output in Krita and verify behavior on real samples; Compare output against the expected depends quality profile; Not a cross-tool final-delivery format.
How can I keep quality stable in APNG to KRA conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Conversion to flatter outputs can discard the editable state users actually care about; Not a cross-tool final-delivery format; Validate destination compatibility before large-batch conversion.