X3F
Readableraw-photo
The X3F file type is a RAW image format primarily associated with Sigma digital cameras.
Identify it
| Extensions | .x3f |
|---|---|
| MIME types | image/x-raw-sigma |
| Signatures | 464f5662 at byte 0 (Sigma RAW Image) |
| PRONOM | fmt/661 |
| Wikidata | Q28205445 |
Not sure your file is this? Identify it from its first bytes, in your browser.
Open it
- AbydosOpen source
- ConverseenOpen source
- ExifToolOpen source
- ImageMagickOpen source
- ImageMagick (WebAssembly)Open source
- LibRawOpen source
- PhotoRecOpen source
Convert it
Convert a file in your browser The steps marked “in browser” run on your machine; nothing is uploaded.
| To | With | Fidelity | Command and losses |
|---|---|---|---|
| AVIF | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| BMP 5.0 | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| GIF 89a | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| ICO | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| JFIF 1.02 | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| JPEG XL | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. | |
| PNG | ImageMagick | Partial | convert in.x3f out.pngDemosaiced with default settings: raw sensor data and editing latitude are lost. |
| PNG | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| Quite OK Image Format | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| TIFF | ImageMagick | Partial | convert in.x3f out.tifDemosaiced with default settings: raw sensor data and editing latitude are lost. |
| TIFF | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| WebP | ImageMagick (WebAssembly) | Partial | in browser Demosaiced with default settings: raw sensor data and editing latitude are lost. |
| GIF 89a | ImageMagick | Lossy | convert in.x3f out.gifReduced to 256 colours. |
| JFIF 1.02 | ImageMagick | Lossy | convert in.x3f out.jpgLossy compression. |
| WebP | ImageMagick | Lossy | convert in.x3f out.webpLossy compression. |
Sources
From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), WebAssembly engines (ImageMagick, FFmpeg, Pandoc, 7-Zip, GDAL, Assimp, resvg), Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-26.