A .SGI file is a SGI File Format associated with Images. Silicon Graphics workstations native .SGI / .RGB raster graphic format.

How do I open a .SGI file on Windows or Mac?

You can open .SGI files using GIMP, IrfanView, ImageMagick. If you do not have native software installed, you can use OpenAnyFile's free File Identifier or convert .SGI to a standard format in your browser.

Is a .SGI file safe to open?

This format carries a safety rating of Low Risk. Magic bytes 01 DA identify SGI raster streams

Can I convert a .SGI file to other formats?

Yes! .SGI can be converted to formats such as .JPG directly in your web browser.

What should I do if a .SGI file is corrupted or won't open?

If your .SGI file displays an invalid header or signature error, check its magic bytes hex header (Varies) using OpenAnyFile's Magic Byte Detector or follow our step-by-step file repair guide.

How do I open .SGI files?

You can open .SGI files using GIMP, IrfanView, ImageMagick.

Images • MIME: image/x-sgi

.SGI – SGI File Format

Silicon Graphics workstations native .SGI / .RGB raster graphic format.

Primary Category Images

MIME Type image/x-sgi

Magic Bytes Signature Varies

Security Risk Rating Low Risk

Recommended Software to Open .SGI

GIMP

windows, mac, linux • Free

IrfanView

windows, mac, linux • Free

ImageMagick

windows, mac, linux • Free