Opening an FNX File

The FNX file type is primarily associated with FeatherNotes.

FNXFile Extension FNX
File extension: FNX
File type:  container

What is an FNX file

FNX files mostly belong to FeatherNotes. FNX files are not a single standardized file type but are used in several distinct ways.
The most common use is as a FeatherNotes note file that stores its data in an XML format. This means the file is readable by text editors and specialized note applications.
Other uses include:
  • DDS Texture File: FNX files can hold DirectX texture data that used by graphics programs and DDS Texture Converter.
  • X11 Font File: In some cases, FNX files contain font information used by X11 environments and tools like FontForge.
  • FilExt.com tips: Because the same extension serves multiple purposes, it is important to check the file contents. If you see clear XML tags, it likely is a note file; if it appears binary, you may be dealing with a texture or font file. This file type is a multi-functional container that works in different application domains.

    How do you open FNX files?

    You need a suitable software like FeatherNotes to open an FNX 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 FNX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a FNX file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online FNX Text Viewer

    Choose your .fnx file to view

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

    If you want to extract texts from FNX file or capture a screenshot, you can use our free Online FNX File Viewer:
    1. Just click the "Choose your .fnx file to view" button 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. Download the converted file.

    Programs that open and convert FNX files:

    1. FeatherNotes
      See the previous paragraphs to learn more about the main application. FNX files are often referred to as FeatherNotes miscs because this type of file is primarily created or used by this software.
    2. Exact Inactive Font

    Technical Data for FNX File Extension

    File classification:
    Misc
    Related files:

    an fnx container is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with FNX files

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