FXML File Extension

FXML file icon

Oracle FXML Language Source Code

  • File Type fxml
  • Developer Oracle Corporation
  • Popularity
    4.7 (34 votes)
  • Application NetBeans
  • Category Developer Files
  • Format XML

What is a FXML file?

Oracle FXML Language Source Code, identified by the FXML extension, is a Developer Files type and includes 1166 files.

The Oracle FXML Language Source Code (FXML), created by Oracle, is one of file format they developed, and they also built 36 programs to support them.

FXML file support extends to various operating systems, including Windows, Linux and Mac OS. When working with FXML files, you can rely on 2 programs, including NetBeans and Eclipse.

Programs that support FXML files

How to open a FXML file?

If you can’t open a FXML file, it is usually because the necessary software is missing. To resolve the issue, select the right program from the list for your operating system. Then go to the official website of the developer, download the software, and install it.

When it comes to opening and working with FXML files, NetBeans and Eclipse are the top choices for users. To install the updated version of NetBeans, simply go to the Oracle site and download the installer compatible with all major platforms.

Once the process is complete, NetBeans should take over as the default application for FXML files.

Set NetBeans as the default FXML program

Changing Default Programs in Windows

  1. Right-click on your FXML file, then choose the "Open with" option and select "Choose another application" from the available options;
  2. In the pop-up window, select the NetBeans application;
  3. Check the "Always use this application" checkbox, and then click "OK" to apply the selected application as the default for opening FXML files.

Change Default Program on Mac

  1. Right click or Control + left click on the desired FXML file;
  2. Select "Open in application" and click "Other";
  3. At the bottom of the window, you will find the "Enable" menu. Default, will be set to "Recommended Programs";
  4. Choose "All Programs" in this menu and search for NetBeans. Check the box next to "Always open in app" to make it the default program.

How to edit a FXML file?

To edit FXML files, it is essential to install software that supports not only viewing but also editing the developer files. Online FXML editors provide limited functionality compared to full-featured software for Oracle FXML Language Source Code.

List of Top FXML editors 2026

Based on the criteria above, here is a selection of FXML editors you can use.

FXML Editor SoftwareDeveloperPlatformsOverall Rating
EclipseEclipseWindows, Mac OS, Linux4.7 out of 5 (38 reviews)
NetBeansOracleWindows, Mac OS, Linux4.4 out of 5 (36 reviews)

Solve problems with FXML files

Rest assured, any issues with FXML files can typically be addressed with simple software adjustments. See the tips below for help.

Why does NetBeans stop responding or crash intermittently?

NetBeans crashes can be caused by outdated software. Keep your Oracle products up to date by installing the latest updates.

Restarting your computer will solve many common problems, which is why it’s the first thing you should do before changing any settings related to the software.

What are the best practices for repairing a FXML file that has gone bad?

Use a data recovery program to open the damaged FXML file and from the menu choose "Repair" function to start the repair process. Allow the recovery process to complete, which will automatically repair the damaged developer files.

What are the warning signs that my FXML file may be corrupted?

Common indications of damaged FXML developer files are:

  • Error messages appear during the course of working with the file;
  • Editing the archive in NetBeans results in slow or unresponsive behavior;
  • Opening the file results in an error or a failed attempt;
  • Unexpected expansion of the total size of the FXML file;
  • Opening the file in NetBeans or other programs causes them to hang or crash;