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STIX File Extension

The STIX file extension was created by The MITRE Corporation and is also known as the Structured Threat Information eXpression File. STIX is classified as a Data Files and This file is saved in an XML structure and its contents can be viewed in a Text Editor. You can open STIX files in oXygen XML Editor program.

Structured Threat Information eXpression File Type

Structured Threat Information eXpression File Type
Extension .stix
Developer The MITRE Corporation
Popularity 5.0 (24 Votes)
Mime Type application/vnd.sun.xml.impress.template
Default Program oXygen XML Editor
Category Data Files
Format XML
Updated 7/1/2025

What is a STIX File Type?

STIX is a language designed to describe cyber threat information for a network. Addresses users responsible for the defense of systems such as malware analysts, d'vendors, security tools, threat-sharing communities, cyber threat analysts and security researchers. It is saved in XML for sharing, storing and analyzing its information in a common language.

Free Online STIX Tools & Apps

Access powerful and secure free online STIX tools to convert, view, edit, merge, split, and compare STIX files — all without installing any software. Our tools support the .STIX (Structured Threat Information eXpression File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your STIX files directly from your device with ease.

STIX Files Common Issues

There are few common issues with the Structured Threat Information eXpression File .STIX File Extensions while opening the .STIX files on Windows and MacOs, we have solution to those issues such as:

Can't Open STIX Files?

  1. You must have supported software programs installed for Structured Threat Information eXpression File on your system such as oXygen XML Editor.
  2. Associate default Oxygen Xml Editor oXygen XML Editor program for *.stix (Structured Threat Information eXpression File) files.

    Associate STIX Default Program on Windows
    1. Right-click a *.STIX (e.g example.stix) file and click Open With.
    2. In the Open with dialog box, click Oxygen Xml Editor oXygen XML Editor program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .stix files.

    Associate STIX Default Program on MacOs
    1. Click *.STIX (e.g example.stix) file and click information -> Open With.
    2. In the programs list, click Oxygen Xml Editor oXygen XML Editor program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .oXygen XML Editor extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related STIX File Extensions

STIX default file extension is .STIX and other similer related extensions are:

All Platform Software Programs for STIX File Extension

List of all softwares that can open the STIX files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open STIX File on Windows

Software License Developer
Dynojet Power Vision image. Dynojet Power Vision 000 for Windows Paid Dynojet Power Vision
oXygen XML Editor image. oXygen XML Editor 000 for Windows Free Trial oXygen XML Editor

MacOs logo image - FileProInfo.comOpen STIX File on Mac OS

Software License Developer
oXygen XML Editor image. oXygen XML Editor 000 for MacOs Free Trial oXygen XML Editor

Linux logo image - FileProInfo.comOpen STIX file on Linux

Software License Developer
oXygen XML Editor image. oXygen XML Editor 000 for Linux Free Trial oXygen XML Editor

Website logo image - FileProInfo.comOpen STIX file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen STIX file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen STIX file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

STIX file extension icon image.About STIX - Structured Threat Information eXpression File

FileProInfo is to help you understand about the Structured Threat Information eXpression File with *.STIX suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for STIX. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

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Updated 7/1/2025