Convert FLIF to HPG

Convert FLIF to HPG without quality loss. reaConverter gives you full control over resolution, compression, and output settings.

Tired of converting FLIF files one at a time? reaConverter processes entire folders to HPG automatically. Handles large batches reliably without crashes or timeouts.

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How to Convert Multiple FLIF Images to HPG?

1. Download and Install reaConverter

First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed. You can also resize, crop, and adjust images during conversion.

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Install reaConverter

2. Load your FLIF files

Launch reaConverter and drop in your FLIF files. The software queues everything for batch processing with consistent settings.

Add files by dragging them in, browsing folders, or using the right-click menu from Windows Explorer.

Load your FLIF files into reaConverter

3. Select HPG as output format

Pick HPG as output format and choose the destination folder where you want to save new .hpg files.

Select HPG as output format

4. Start FLIF to HPG conversion

Then simply press the Convert button and your conversion will begin in no time!

Start Conversion

Once the conversion is complete, you can find your HPG files in the destination folder you selected.

FLIF to HPG Converter

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

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Do more with your images

Converting FLIF images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

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User Reviews

Average User Rating:
Last updated on January 25, 2026
"reaConverter handles HPG files flawlessly. I use it to convert plot files to PDF for approvals, and the output is always accurate. The automation through Watch Folders and command-line is a big plus for speeding up our workflow."
Daniel M.
Daniel M.
Mechanical Engineer
"Finally, an HPG Converter That Just Works! Last week, we processed 237 HPG blueprints in 18 minutes. Previously, this took half a workday!"
Kevin Nguyen
Kevin Nguyen
Satisfied Customer
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
DeShawn M. Thompson
DeShawn M. Thompson
Happy User
"I'm really impressed with this software - it converts files between formats incredibly fast!"
Lin Zhang
Lin Zhang
Happy User
"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."
Ava Thomas
Ava Thomas
Happy User
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
Rebecca Turner
Rebecca Turner
Marketing Agency CEO

FLIF to HPG Conversion: FAQ

What are FLIF files?

FLIF (Free Lossless Image Format) is a royalty-free format launched at the end of 2015 as "work in progress" with the aim of offering a better alternative for storing lossless images than the existing PNG, WebP, BPG, JPEG2000 and JPEG XR. FLIF provides similar image quality as the other extensions, but in a file size than can be up to 74% smaller. The new format uses a form of the Adam7 algorithm for compressing images, offering progressive interlacing that allows users to obtain a reasonable encoding of an image even from a partial download.

What are HPG files?

HPG is a vector image format created in a standard programming language called HPGL (Hewlett-Packard graphics language). Other extensions created in this language include PLT, HP2 and PL2. All are called "plotter files" and are created by drawing programs such as AutoCAD to be printed using a device specialized in vector graphics. An HPG file uses a line series of two-letter codes to render an image and can also include parameters.

Can reaConverter convert FLIF to HPG?

Yes! reaConverter instantly converts .flif to .hpg 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.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert FLIF to HPG online?

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

How can I turn FLIF files into HPG on my computer?

The best way to change FLIFs to HPGs 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 FLIF to HPG.

How can I automate FLIF to HPG 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 FLIF files to HPG using the command prompt?

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

What else can I do with reaConverter?

Convert CAD formatsSet picture bit depthConvert PDFWatermark imageConvert DICOM images

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