Opening IRIS Files

The IRIS file type is primarily associated with Silicon Graphics RGB.

IRISFile Extension IRIS
File extension: IRIS
File type:  Silicon Graphics RGB files

What is an IRIS file?

IRIS files mostly belong to Silicon Graphics RGB. Silicon Irix Graphics Raw Red, Green and Blue bytes image

How to open an IRIS file

You need a suitable software like Silicon Graphics RGB to open an IRIS file. You need a suitable software like Silicon Graphics RGB to open an IRIS file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your IRIS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a IRIS file directly in the browser:. Just drag the file onto this browser window and drop it.

Online IRIS File Viewer

Choose your .iris file to view this image

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How to extract texts from IRIS files or capture a screenshot to PDF, JPG, DOCX, TXT, ...

If you want to extract texts from IRIS file or capture a screenshot, you can use our free Online IRIS File Viewer:
  1. To do this, click the button "Choose your .iris file to view this image" on this page.
  2. After your file is opened in browser,
  3. click "Save as..." in the menu.
  4. Then choose the file format (e.g. JPG, PDF, DOCX, TXT, ...) you want.
  5. Your file will be converted and downloaded.

4 Steps to Open an Unknown .IRIS File

Because .IRIS files come from different programs, they aren't universally openable.

  1. Identify the Source: Files received from graphic designers or legacy UNIX workstations are often Silicon Graphics RGB images.
  2. Check the Header: Inspect the first bytes in a hex viewer or text editor:
    • 01 01 (Hex): Indicates a standard SGI image file.
    • PK: Suggests a zipped archive.
    • Readable XML/JSON: Implies a structured data or configuration file.
  3. Use the Original Software: The original program is usually required; try XnView, GIMP, or Silicon Graphics RGB tools, and ask the sender if you remain uncertain.
  4. Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for IRIS File Extension

Related files:
ris, isf, lris, isa, rgb, zip, csv, txt, rgba
Related links:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: GraphicsConverterPro.iris, FileType: Silicon Graphics RGB, AppName: GraphicsConverter-reg
EXEFile: GraphicsConverter.exe

ProgramID: XnView.Image
EXEFile: %ProgramFiles%\XnView\xnview.exe %1

ProgramID: iqyfile
EXEFile: %ProgramFiles%\MICROS~2\Office10\EXCEL.EXE

ProgramID: irisfile
EXEFile: %ProgramFiles%\PROPER~1\IRIS\iris.exe


an iris Silicon Graphics RGB file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with IRIS files

  • Associate the IRIS file extension with the correct application.
  • Update your software that should actually open Silicon Graphics RGB files. Because only the current version supports the latest IRIS file format. Search, therefore, e.g. on the manufacturer website after an available Silicon Graphics RGB update.
  • To make sure that your IRIS file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .IRIS file online - secure, fast, and no downloads needed.
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