# Convert ORF to PGM

> Convert ORF to PGM online for free. Runs entirely in your browser, so your files never leave your device. Fast batch conversion, no sign-up, no watermarks.

URL: https://www.converterrr.com/orf-to-pgm

- Runs in the browser with ImageMagick: files are not uploaded, and no credits are used.
- Engines: ImageMagick (browser), ImageMagick (cloud).
- API: available. `POST /api/v1/jobs` with `"output_format": "pgm"` (paid plans).
- More: [Image converter](https://www.converterrr.com/image-converter), [ORF converter](https://www.converterrr.com/orf-converter).

## How to convert ORF to PGM

1. **Add your ORF files.** Drag and drop ORF files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose PGM.** PGM is already selected. Open Options if you want to change quality, size or metadata.
3. **Convert.** Click Convert. Your files are converted right in your browser in seconds.
4. **Download your PGM.** Download each PGM file, or everything at once as a ZIP.

## Good to know

- ORF files are developed with neutral, camera-matched defaults. For creative grading, edit in a RAW editor first.
- ORF files are typically used for photos straight from Olympus cameras, while PGM is best for grayscale image processing.
- This conversion runs on ImageMagick, running locally in your browser — nothing is uploaded and it works even on slow connections.

## ORF vs PGM

|  | ORF | PGM |
| --- | --- | --- |
| Full name | Olympus RAW | Portable Graymap |
| Type | Image | Image |
| Extensions | .orf | .pgm |
| MIME type | image/x-olympus-orf | image/x-portable-graymap |
| Best for | photos straight from Olympus cameras | grayscale image processing |
| Properties | camera RAW | lossless |

**ORF:** ORF is the RAW format of Olympus and OM System cameras.

**PGM:** PGM is the grayscale member of the Netpbm family: uncompressed, simple and easy to parse.

## Related conversions

- [ORF to PNG](https://www.converterrr.com/orf-to-png) (in the browser)
- [PNG to PGM](https://www.converterrr.com/png-to-pgm) (in the browser)
- [ORF to JPG](https://www.converterrr.com/orf-to-jpg) (in the browser)
- [JPG to PGM](https://www.converterrr.com/jpg-to-pgm) (in the browser)
- [ORF to WebP](https://www.converterrr.com/orf-to-webp) (in the browser)
- [WebP to PGM](https://www.converterrr.com/webp-to-pgm) (in the browser)
- [ORF to JPEG](https://www.converterrr.com/orf-to-jpeg) (in the browser)
- [HEIC to PGM](https://www.converterrr.com/heic-to-pgm) (in the browser)
- [ORF to PDF](https://www.converterrr.com/orf-to-pdf) (cloud)
- [JPEG to PGM](https://www.converterrr.com/jpeg-to-pgm) (in the browser)
- [ORF to GIF](https://www.converterrr.com/orf-to-gif) (in the browser)
- [GIF to PGM](https://www.converterrr.com/gif-to-pgm) (in the browser)

## Convert ORF to other formats

[ORF to PNG](https://www.converterrr.com/orf-to-png), [ORF to JPG](https://www.converterrr.com/orf-to-jpg), [ORF to WebP](https://www.converterrr.com/orf-to-webp), [ORF to JPEG](https://www.converterrr.com/orf-to-jpeg), [ORF to PDF](https://www.converterrr.com/orf-to-pdf), [ORF to GIF](https://www.converterrr.com/orf-to-gif), [ORF to AVIF](https://www.converterrr.com/orf-to-avif), [ORF to ICO](https://www.converterrr.com/orf-to-ico), [ORF to TIFF](https://www.converterrr.com/orf-to-tiff), [ORF to BMP](https://www.converterrr.com/orf-to-bmp), [ORF to PSD](https://www.converterrr.com/orf-to-psd), [ORF to EPS](https://www.converterrr.com/orf-to-eps), [ORF to JXL](https://www.converterrr.com/orf-to-jxl), [ORF to TGA](https://www.converterrr.com/orf-to-tga), [ORF to DDS](https://www.converterrr.com/orf-to-dds), [ORF to EXR](https://www.converterrr.com/orf-to-exr), [ORF to HDR](https://www.converterrr.com/orf-to-hdr), [ORF to JP2](https://www.converterrr.com/orf-to-jp2), [ORF to CUR](https://www.converterrr.com/orf-to-cur), [ORF to PPM](https://www.converterrr.com/orf-to-ppm), [ORF to QOI](https://www.converterrr.com/orf-to-qoi), [ORF to PCX](https://www.converterrr.com/orf-to-pcx), [ORF to PBM](https://www.converterrr.com/orf-to-pbm), [ORF to PNM](https://www.converterrr.com/orf-to-pnm)

## Convert other formats to PGM

[PNG to PGM](https://www.converterrr.com/png-to-pgm), [JPG to PGM](https://www.converterrr.com/jpg-to-pgm), [WebP to PGM](https://www.converterrr.com/webp-to-pgm), [HEIC to PGM](https://www.converterrr.com/heic-to-pgm), [JPEG to PGM](https://www.converterrr.com/jpeg-to-pgm), [GIF to PGM](https://www.converterrr.com/gif-to-pgm), [AVIF to PGM](https://www.converterrr.com/avif-to-pgm), [SVG to PGM](https://www.converterrr.com/svg-to-pgm), [ICO to PGM](https://www.converterrr.com/ico-to-pgm), [TIFF to PGM](https://www.converterrr.com/tiff-to-pgm), [BMP to PGM](https://www.converterrr.com/bmp-to-pgm), [HEIF to PGM](https://www.converterrr.com/heif-to-pgm), [PSD to PGM](https://www.converterrr.com/psd-to-pgm), [EPS to PGM](https://www.converterrr.com/eps-to-pgm), [AI to PGM](https://www.converterrr.com/ai-to-pgm), [JXL to PGM](https://www.converterrr.com/jxl-to-pgm), [CR2 to PGM](https://www.converterrr.com/cr2-to-pgm), [NEF to PGM](https://www.converterrr.com/nef-to-pgm), [DNG to PGM](https://www.converterrr.com/dng-to-pgm), [CR3 to PGM](https://www.converterrr.com/cr3-to-pgm), [ARW to PGM](https://www.converterrr.com/arw-to-pgm), [TGA to PGM](https://www.converterrr.com/tga-to-pgm), [DDS to PGM](https://www.converterrr.com/dds-to-pgm), [EXR to PGM](https://www.converterrr.com/exr-to-pgm)

## ORF to PGM: frequently asked questions

### How do I convert ORF to PGM?

Drop your ORF file onto the converter above, make sure PGM is selected, and click Convert. When it's done, download the PGM file — it usually takes a few seconds.

### Is it safe to convert ORF to PGM here?

Yes. ORF to PGM conversion happens entirely inside your browser using WebAssembly, so your file is never uploaded to any server.

### Is the ORF to PGM converter free?

Yes — free with no watermark. Signed-out visitors can convert 25 files a day, and a free account raises that to 250.

### Will converting ORF to PGM reduce quality?

No — PGM preserves the content of your ORF file as faithfully as the format allows.

### Can I convert multiple ORF files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.