Convert HED to PGM

HED to PGM made simple. Add files or folders, pick your settings, click Convert. reaConverter handles the rest — even thousands of files.

Got a folder full of HED files? reaConverter batch converts them to PGM in minutes, not hours. Local processing means instant results, even with thousands of files.

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How to Convert Multiple HED Files to PGM?

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.

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Install reaConverter

2. Load your HED files

Start reaConverter and add your .hed files. The software processes everything locally, so your files never leave your computer.

Use drag-and-drop, folder browser, or right-click conversion from Explorer.

Load your HED files into reaConverter

3. Select PGM as output format

Select PGM from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

Select PGM as output format

4. Start HED to PGM conversion

Click Convert to start the batch. reaConverter processes files quickly and shows you the status of each one.

Start Conversion

Once done, reaConverter shows a summary. Click 'Show converted files' to jump straight to your PGM output.

HED to PGM Converter

reaConverter offers the fastest, simplest solution for converting your HED files into PGM in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting HED files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on January 25, 2026
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
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"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
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"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Paul Baker
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"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
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"This converter delivers exceptionally quick format conversions with reliable results every time."
Brian White
Brian White
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"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT

HED to PGM Conversion: FAQ

What are HED files?

HED is a raster image format associated with Hi-Eddi, a drawing program created for Commodore 64 computers in the 1980s. The program allowed users to create and edit images, and even small animations. HED files are currently considered obsolete and rare.

What are PGM files?

The PGM or Portable Graymap format is part of a package of open source graphics programs called Netpbm. Other Netpbm formats include PPM (Portable Pixmap) and PBM (Portable Bitmap), also known under the collective name of PNM (Portable Anymap). A PGM file includes a grayscale image, can work on a UNIX platform, as well as on Windows or Mac OS X, and can render a scope of up to 255 grayscale colors.

Can reaConverter convert HED to PGM?

Yes! reaConverter instantly converts .hed to .pgm with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert HED to PGM online?

If you only need to convert a few HED files to PGM format, feel free to try our free online free online HED to PGM converter — perfect for small batches with no installation needed!

How can I turn HED files into PGM on my computer?

The best way to change HEDs to PGMs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from HED to PGM.

How can I automate HED to PGM files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert HED files to PGM using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line hed to pgm converter for batch processing.

What else can I do with reaConverter?

Change format settingsChange DPIConvert vector filesChange color spaceConvert Gerber files

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