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XLSX at a glance
XLSX
Convert XLSX files with ConverterHQ using workflows tuned for spreadsheet compatibility, predictable output, and practical downstream use.
Category
Spreadsheet
Extensions
.xlsx
MIME types
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Created
2006
Inventor
Microsoft / Ecma TC45 lineage
Status
active
PGM at a glance
PGM
Convert PGM files with ConverterHQ using workflows tuned for image compatibility, predictable output, and practical downstream use.
Category
Image
Extensions
.pgm
MIME types
image/x-portable-graymap
Created
1988
Inventor
Jef Poskanzer / Netpbm lineage
Status
active
Format comparison
| Feature | XLSX | PGM |
|---|---|---|
| File type | Spreadsheet | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2006 | 1988 |
| Inventor | Microsoft / Ecma TC45 lineage | Jef Poskanzer / Netpbm lineage |
| Status | active | active |
| Primary use cases |
|
|
| Vector scaling | Not supported | Not supported |
When to use each format
When to use XLSX
- Your source file is already in XLSX.
- Preserve source expectations before exporting to PGM.
- XLSX is commonly used in spreadsheet workflows.
When to use PGM
- Your target workflow expects PGM.
- Improve delivery compatibility with PGM.
- PGM is commonly used in image workflows.
FAQs
Why convert XLSX to PGM?
Convert to PGM when you need a straightforward grayscale raster for scripting, research, or low-overhead image processing.
It is a good target for technical pipelines and intermediate data exchange.
What changes when converting XLSX to PGM?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting XLSX to PGM?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.