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Quarto Markdown at a glance
Quarto Markdown
QMD arrived with Quarto as a broader multi-language successor to R Markdown, extending the literate-programming and reproducible-publishing model beyond R-centric workflows into a more general scientific publishing system.
PEF at a glance
PEF
Pentax raw workflows never dominated the mass market, but their persistence in enthusiast and specialist photo libraries gives PEF ongoing practical relevance.
Format comparison
| Feature | Quarto Markdown | PEF |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2022 | 2006 |
| Inventor | Posit PBC (formerly RStudio) | Pentax (now Ricoh) |
| Status | active | proprietary |
| Primary use cases |
|
|
| Vector scaling | Not supported | Not supported |
When to use each format
When to use Quarto Markdown
- Your source file is already in Quarto Markdown.
- Preserve source expectations before exporting to PEF.
- Quarto Markdown is commonly used in document workflows.
When to use PEF
- Your target workflow expects PEF.
- Improve delivery compatibility with PEF.
- PEF is commonly used in image workflows.
FAQs
Why convert Quarto Markdown to PEF?
Convert to PEF when preserving Pentax camera originals or maintaining a Pentax-oriented raw workflow.
It is useful for archive masters and editable photographic captures.
What changes when converting Quarto Markdown to PEF?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting Quarto Markdown to PEF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.