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STRUCTURED DATA
VML to KML Converter — Free, Online, No Signup
Convert VML files to KML online with no signup required.
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.
KML at a glance
KML
KML is strongly associated with the Google Earth ecosystem and was later standardized through OGC.
Format comparison
| Feature | VML | KML |
|---|---|---|
| File type | Vector | Other |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1998 | 2004 |
| Inventor | Microsoft, Macromedia, Autodesk, Hewlett-Packard, Visio | Keyhole, Inc. |
| Status | legacy | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Vector scaling | Supported | 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 KML.
- VML is commonly used in vector workflows.
When to use KML
- Your target workflow expects KML.
- Improve delivery compatibility with KML.
- KML is commonly used in other workflows.
FAQs
Why convert VML to KML?
Convert to KML when the output needs to open cleanly in Google Earth or another Earth-browser workflow, especially for annotated map layers, site plans, territory overlays, and location datasets that benefit from styling and folder-based organization.
What changes when converting VML to KML?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting VML to KML?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.