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Open a SGI file online, free

Open .SGI files online, free. Nothing to install.

Drop your .SGI file here

Opens your .SGI file right here.

Choose file
Up to 50 MB · 160+ text and code extensions
Instant. Opens in seconds
No sign-up. Just open it
100% free. No limits on use

How to open a code or text file online

Three steps, a few seconds, no software.

01

Open your .SGI file

Drop it on the box, choose it from your device, or paste the text straight in.

02

View it instantly

Your .SGI file opens neatly formatted with line numbers.

03

Search, copy or download

Search the text, jump to any line, then copy what you need or download a clean copy.

What is a .SGI file?

Plain text that programs, servers and people write every day.

An SGI file is a Silicon Graphics Image File, which is a type of raster image. These files contain visual data and are typically opened using image viewers and editors such as Preview, Pixelmator, XnView, and PaintShop Pro. They are also compatible with multimedia software like Apple QuickTime and PMView Pro.

Programs that open .SGI files

Windows
PaintShop Pro, XnView, QuickTime Player, ACDSee, PMView Pro
macOS
XnView, Preview, Pixelmator
Linux
XnView
.SGI format details
DeveloperSilicon Graphics

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Every viewer is free to use.

Frequently asked questions

Is my .SGI file uploaded anywhere?

No. The file is read and highlighted for you.

Why do some characters look wrong (é, ł)?

That usually means the file was saved in one encoding and opened in another. We detect UTF-8, UTF-16 and the Windows-1250/1252 code pages automatically and show which one was used.

Can it handle huge log files?

Yes, up to 50 MB. Only the lines on screen are drawn, so scrolling stays smooth. Syntax colours are switched off for files over 1.5 MB to keep things fast.

How do the log level filters work?

We find levels like ERROR, WARN, INFO and DEBUG on each line. Lines without a level, such as stack traces, stay with the entry above them, so filtering to errors keeps the full trace.

Can I edit the file?

This is a viewer. To change code, download it or copy it into your editor. Converting encodings and line endings is planned.

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