Opening a XOJ File

The XOJ file type is primarily associated with Xournal++.

XOJ	File extension: XOJ
	File type:	Handwritten notes

What is a XOJ file?

XOJ files mostly belong to Xournal++. Xournal++ note files are files saved with the file extension .XOJ. They are used by the open-source note-taking application Xournal++ to store handwritten notes, typed text, drawings, and other annotations. These files utilize the GZIP compression format for efficient storage.

How to open a XOJ file

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

Online XOJ Text Viewer

Choose your .xoj file to analyze

or drag and drop it here

Online File Viewer

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4 Steps to Open an Unknown .XOJ File

XOJ files can come from different programs and aren't universally openable.

Identify the Source: If received from a student sharing lecture notes or a colleague annotating PDFs, it is likely a handwritten note-taking file suggesting Xournal++.
Check the Header: Open the file in a hex viewer or text editor to inspect the first bytes.
- 1F 8B indicates a GZIP compressed file (standard for Xournal).
- <?xml suggests an uncompressed XML document.
Use the Original Software: The original program is usually required; try Xournal or Xournal++, or ask the sender if uncertain.
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 XOJ File Extension

File classification:

Note-taking file

Related files:

xoi, xof, gz, xopp, psn

a xoj Handwritten note is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with XOJ files

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