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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.
Xfig at a glance
Xfig
Xfig began in 1985 and accumulated decades of maintenance and export tooling, which made the .fig format a durable bridge between interactive diagram editing on Unix systems and downstream conversion to PostScript, PDF, and other outputs.
Format comparison
| Feature | MD | Xfig |
|---|---|---|
| File type | Document | Vector |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | scalable |
| File size characteristics | medium | small |
| Compatibility | broad | moderate |
| Editability | moderate | high |
| Created year | 2004 | 1985 |
| Inventor | John Gruber and Aaron Swartz | Supoj Sutanthavibul |
| Status | active | legacy |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | good |
| Metadata handling | moderate | moderate |
| Delivery profile | strong | strong |
| Workflow fit | exchange | design |
| Vector scaling | Not supported | Supported |
| Structured data | Supported | Supported |
When to use each format
When to use MD
- authoring
- review and collaboration
- distribution
- Readable in raw plain text.
When to use Xfig
- illustration
- diagramming
- brand asset delivery
- Preserves object-level editability for technical diagrams.
FAQs
Why convert MD to Xfig?
Choose Xfig as target when technical diagrams and figures in Unix academic workflows, legacy Xfig drawing migration, and scientific publication figure production on Unix.
What changes when converting MD to Xfig?
Technical diagrams and figures in Unix academic workflows, legacy Xfig drawing migration, and scientific publication figure production on Unix.
What should I review after converting MD to Xfig?
After conversion, review these destination checks: Open converted output in xfig and verify behavior on real samples; Compare output against the expected scalable quality profile; Closely tied to the Xfig ecosystem and long-tail compatibility workflows.
How can I keep quality stable in MD to Xfig conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Not a mainstream modern illustration exchange format; Closely tied to the Xfig ecosystem and long-tail compatibility workflows; Validate destination compatibility before large-batch conversion.