Convert SSI to HPG

The quick and simple way to change your SSI into HPG files is to use a quality piece of software, such as reaConverter.

reaConverter is an offline software program used to convert files between different file formats and perform image editing. With reaConverter you can easily convert SSI files to HPG format.

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SSI to HPG
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How to Convert Multiple SSI Files to HPG?

1. Download and Install reaConverter

reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. reaConverter is incredibly powerful and boasts an extensive variety of features.

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Install reaConverter

2. Load your SSI files

Start reaConverter and load all the .ssi files you intend to convert into .hpg. The software supports multiple SSI conversion and processes all files locally on your computer.

Select SSIs from a folder or by drag-and-dropping them directly into the reaConverter window.

Load your SSI files into reaConverter

3. Select HPG as output format

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

Select HPG as output format

4. Start SSI to HPG conversion

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

Screenshot

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

SSI to HPG Converter

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

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Do more with your files

Converting SSI 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 May 24, 2025
"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
Satisfied Customer
"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.
Mechanical Engineer
"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."
⭐⭐⭐⭐⭐
David R.
IT Solutions Architect
"So simple! I just needed to convert a couple of files to another format, and for such a straightforward task, the online converter worked perfectly — delivering the files I needed in no time. Excellent service!"
⭐⭐⭐⭐⭐
Kenneth D. Carter
Satisfied Customer
"I run a small design agency, and reaConverter has saved me countless hours. The batch processing is lightning-fast, and the ability to convert hundreds of files into different formats at once is a game-changer. Highly recommend!"
⭐⭐⭐⭐⭐
Mark T.
Satisfied Customer
"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
Happy User

SSI to HPG Conversion: FAQ

What are SSI files?

SSI is an old image format associated with SriSun, a currently obsolete graphics program. In case you found or were sent such a file, it was probably created a long time ago and difficult to open using regular image viewers.

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 SSI to HPG?

Yes! reaConverter instantly converts .ssi 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.

Can I convert SSI to HPG online?

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

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

The best way to change SSIs 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 SSI to HPG.

How can I automate SSI 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 SSI 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 ssi to hpg converter for batch processing.

What else can I do with reaConverter?

Convert RAW photosChange format settingsChange DPICopy metadata (EXIF, IPTC)Convert DICOM files

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