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VML at a glance
VML
VML emerged as a 1998 W3C submission backed by Microsoft and partners such as Autodesk, Hewlett-Packard, Macromedia, and Visio, reflecting the moment when web graphics standards were still unsettled.
XLSX at a glance
XLSX
XLSX emerged with the Office Open XML shift away from older binary spreadsheet files and became a common denominator for modern spreadsheet interchange.
Format comparison
| Feature | VML | XLSX |
|---|---|---|
| File type | Vector | Spreadsheet |
| Extensions |
|
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| MIME type |
|
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| Created year | 1998 | 2006 |
| Inventor | Microsoft, Macromedia, Autodesk, Hewlett-Packard, Visio | Microsoft / Ecma TC45 lineage |
| Status | legacy | active |
| Primary use cases |
|
|
| Vector scaling | Supported | Not supported |
| Structured data | Supported | Supported |
When to use each format
When to use VML
- Your source file is already in VML.
- Preserve source expectations before exporting to XLSX.
- VML is commonly used in vector workflows.
When to use XLSX
- Your target workflow expects XLSX.
- Improve delivery compatibility with XLSX.
- XLSX is commonly used in spreadsheet workflows.
FAQs
Why convert VML to XLSX?
Convert to XLSX when recipients need an editable spreadsheet rather than a flat data export.
It is appropriate for financial models, reporting packs, planning templates, reconciliations, inventory sheets, and business deliverables where formulas, formatting, or multiple worksheets must survive.
Choose XLSX over CSV when workbook structure matters, and over PDF when users need to keep calculating, filtering, or annotating the data after delivery.
It is the practical target for spreadsheet collaboration inside office-centric organizations.
What changes when converting VML to XLSX?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to XLSX removes vector scaling.
What should I review after converting VML to XLSX?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.