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STRUCTURED DATA
VML to GeoJSON Converter — Free, Online, No Signup
Convert VML files to GeoJSON 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.
GeoJSON at a glance
GeoJSON
RFC 7946 standardized GeoJSON as a JSON-based geospatial data interchange format with specific interoperability guidance.
Format comparison
| Feature | VML | GeoJSON |
|---|---|---|
| File type | Vector | Other |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1998 | 2008 |
| Inventor | Microsoft, Macromedia, Autodesk, Hewlett-Packard, Visio | GeoJSON community and IETF GeoJSON Working Group |
| 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 GeoJSON.
- VML is commonly used in vector workflows.
When to use GeoJSON
- Your target workflow expects GeoJSON.
- Improve delivery compatibility with GeoJSON.
- GeoJSON is commonly used in other workflows.
FAQs
Why convert VML to GeoJSON?
Convert to GeoJSON when the output needs to feed browser maps, lightweight GIS services, geospatial APIs, or data pipelines where human-readable JSON is an advantage.
It is a strong target for feature exchange, boundary overlays, route visualization, and developer-friendly map integrations.
What changes when converting VML to GeoJSON?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting VML to GeoJSON?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.