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View a QUOX file online, free

Open and read .QUOX files online. View source, logs and text with syntax highlighting, search and line numbers, free.

Drop your .QUOX file here

Opens your .QUOX file right here.

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Up to 50 MB · 160+ text and code extensions
Instant. Opens in seconds
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100% free. No limits on use

What you get for a .QUOX file

We don't have a dedicated viewer for this format, so we identify and inspect it instead — honestly, only what can be read from the file.

01

Drop your .QUOX file

Choose it or drag it in. It's read right here in your browser.

02

We identify it

We read the magic bytes to tell what the file really is, its MIME type, and whether the name matches the contents.

03

See the details

Any metadata we can extract (dimensions, EXIF/GPS, document author and dates), a hex view, plus readable text and strings found inside.

What is a .QUOX file?

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

A .QUOX file is a data file associated with the Question Object File Format developed by Quobject Software. These files contain specific data structures used by the developer's suite of tools. Users can open and interact with these files using Quobject Designer or Quobject Explorer.

Programs that open .QUOX files

Windows
Quobject Designer, Quobject Explorer
.QUOX format details
DeveloperQuobject Software

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Frequently asked questions

Is my .QUOX 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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