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AUDIO
MD to AU Converter — Free, Online, No Signup
Convert MD files to AU online with no signup required.
MD at a glance
MD
Markdown was created in 2004 by John Gruber with Aaron Swartz, but the later CommonMark effort became important because the original syntax description was too ambiguous to keep implementations aligned.
AU at a glance
AU
AU belongs to an earlier multimedia era where workstation and Unix vendors often had their own practical audio defaults.
Format comparison
| Feature | MD | AU |
|---|---|---|
| File type | Document | Audio |
| Extensions |
|
|
| MIME type |
|
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| Created year | 2004 | 1987 |
| Inventor | John Gruber and Aaron Swartz | Sun Microsystems |
| Status | active | active |
| Primary use cases |
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When to use each format
When to use MD
- Your source file is already in MD.
- Preserve source expectations before exporting to AU.
- MD is commonly used in document workflows.
When to use AU
- Your target workflow expects AU.
- Improve delivery compatibility with AU.
- AU is commonly used in audio workflows.
FAQs
Why convert MD to AU?
Convert to AU when preserving compatibility with older Unix or workstation software, educational assets, or historical multimedia archives.
In most present-day workflows the practical task is to decode AU content and move it to WAV, AIFF, or a modern compressed format.
Use AU only when downstream compatibility makes it necessary.
What changes when converting MD to AU?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting MD to AU?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.