Convert JNG to PGM
Convert JNG images to PGM format, edit and optimize images online and free.
Drop Files Anywhere to Upload
The PGM which stands for Portable Gray-Map is a simple structured grayscale raster image format designed by Jef Poskanzer in the 1980s. It was designed to easily exchange binary images between different platforms.
Click the Choose File button to select the JNG file.
Before clicking the Convert button, use any available JNG to PGM tools.
Wait a few moments for the converter to complete its job, then download your PGM file.
To change JNG format to PGM, upload your JNG file to proceed to the preview page. Use any available tools if you want to edit and manipulate your JNG file. Click on the convert button and wait for the convert to complete. Download the converted PGM file afterward.
Follow steps below if you have installed Vertopal CLI on your macOS system.
cd to JNG file location or include path to your input file.Follow steps below if you have installed Vertopal CLI on your Windows system.
cd to JNG file location or include path to your input file.Follow steps below if you have installed Vertopal CLI on your Linux system.
cd to JNG file location or include path to your input file.