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Convert FIT to JXL

Convert FIT images to JXL format, edit and optimize images online and free.

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Flexible Image Transport System (.fit)

The Flexible Image Transport System (FIT) file format, widely used in the field of astronomy and imaging, is designed for the storage, transmission, and processing of digital images and data. Developed in the late 1970s by the International Astronomical Union (IAU), the FIT format has become the standard for storing complex data arrays, including metadata. FIT files are particularly valued for their ability to preserve high-precision scientific data and extensive headers, making them indispensable in both professional and amateur astronomical research.

FIT Converter

JPEG XL (.jxl)

The JPEG XL (JXL) file extension, is a next-generation image format developed by the Joint Photographic Experts Group, combining Google's PIK and Cloudinary's FUIF formats. It supports both lossy and lossless compression, offering up to 60% better compression efficiency compared to traditional JPEG, while maintaining high image quality. Standardized in 2021, JPEG XL is designed for web delivery, professional photography, and digital printing, supporting ultra-high-resolution images, wide color gamuts, and advanced features like progressive decoding and multiple layers.

JXL Converter

How to convert FIT to JXL?

  1. Upload FIT File

    Select any FIT file from your device to start uploading it.

  2. Select FIT Tools

    For an advanced conversion, use the FIT to JXL optional tools available on the preview page and click the Convert button.

  3. Download Your JXL

    Give it a moment for the JXL conversion to complete, then download your file afterward.

Convert FIT to JXL

Frequently Asked Questions

How to change FIT format to JXL?

To change FIT format to JXL, upload your FIT file to proceed to the preview page. Use any available tools if you want to edit and manipulate your FIT file. Click on the convert button and wait for the convert to complete. Download the converted JXL file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert FIT to JXL on macOS

Follow steps below if you have installed Vertopal CLI on your macOS system.

  1. Open macOS Terminal.
  2. Either cd to FIT file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FIT_INPUT_FILE name or path. $ vertopal convert FIT_INPUT_FILE --to jxl

Convert FIT to JXL on Windows

Follow steps below if you have installed Vertopal CLI on your Windows system.

  1. Open Command Prompt or Windows PowerShell.
  2. Either cd to FIT file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FIT_INPUT_FILE name or path. $ vertopal convert FIT_INPUT_FILE --to jxl

Convert FIT to JXL on Linux

Follow steps below if you have installed Vertopal CLI on your Linux system.

  1. Open Linux Terminal.
  2. Either cd to FIT file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FIT_INPUT_FILE name or path. $ vertopal convert FIT_INPUT_FILE --to jxl

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