Vertopal — Free Online Converter
Upload to Clouds
Drop Files Anywhere to Upload

Convert J2K to PNG

Convert J2K images to PNG format, edit and optimize images online and free.

Loading Uploader...
if you have uploaded a file, it will be displayed.
Confirm Cancel

JPEG 2000 Code Stream Syntax (.j2k)

J2K Converter

Portable Network Graphics (.png)

PNG is a lossless bitmap image format developed by PNG Development Group in 1996. Supporting alpha transparency channel makes it an ideal choice for designing web icons and logos.

PNG Converter More About PNG

How to convert J2K to PNG?

  1. Upload J2K File

    Select any J2K image you wish to convert by clicking the Choose File button.

  2. Select J2K Tools

    Use any available J2K to PNG tools on the preview page and click Convert.

  3. Download Your PNG

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

Convert J2K to PNG

Tools

J2K Rotate

Rotate J2K to right (90° clockwise), to left (90° counter-clockwise), 180°, and convert it to PNG.

J2K Flip

Flip J2K vertically and/or horizontally (flop), and convert it to PNG.

PNG Lossless Compression

Convert J2K to PNG and change the compression without loosing quality. A trade-off between file size and decoding speed.

PNG Color Mode

Convert J2K to Black & White (monochrome) PNG, 8-bit Grayscale PNG, 24-bit RGB PNG, and 32-bit RGBA PNG.

Interlaced PNG

Convert J2K to interlaced PNG.

Frequently Asked Questions

How to change J2K format to PNG?

To change J2K format to PNG, upload your J2K file to proceed to the preview page. Use any available tools if you want to edit and manipulate your J2K file. Click on the convert button and wait for the convert to complete. Download the converted PNG file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert J2K to PNG on macOS

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

  1. Open macOS Terminal.
  2. Either cd to J2K file location or include path to your input file.
  3. Paste and execute the command below, substituting in your J2K_INPUT_FILE name or path. $ vertopal convert J2K_INPUT_FILE --to png

Convert J2K to PNG 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 J2K file location or include path to your input file.
  3. Paste and execute the command below, substituting in your J2K_INPUT_FILE name or path. $ vertopal convert J2K_INPUT_FILE --to png

Convert J2K to PNG on Linux

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

  1. Open Linux Terminal.
  2. Either cd to J2K file location or include path to your input file.
  3. Paste and execute the command below, substituting in your J2K_INPUT_FILE name or path. $ vertopal convert J2K_INPUT_FILE --to png

Loading, Please Wait...