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HPG IGS
File conversion

Convert HPG to IGS

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Is it possible to convert HPG to IGS?
Yes - HPG converts to IGS.

IGES (.igs) is a CAD interchange format. Converting a 2D HP-GL plot to IGES yields flat geometry only (no 3D/feature data); ABViewer and some CAD converters do it. Niche - DXF is usually the more useful CAD target.

1 programs
Also to IGS: STP · X_B · CATDRAWING

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert HPG to IGS

Converting a .HPG file to .IGS lets you open the content in software that prefers the .IGS format, though some details may change compared with the original. The programs listed below open .HPG files and can save or export them to .IGS (or a closely related format). One of them is AutoCAD: AutoCAD is a professional program for designing and modelling in 2 and 3D technology. It is often used in architecture, mechanics, electronic industries, and….

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

Programs that convert HPG

AutoCAD

About these formats

.HPG HP-GL Plotter File (HP Graphics Language)

An HPG file is an HP-GL (HP Graphics Language) plotter file - a plain-text list of pen movement commands produced when CAD software prints to a plotter file. Open it with a free HPGL viewer…

Open .HPG details →
.IGS IGES - Initial Graphics Exchange Specification (CAD model)

An IGS file is a 3D (or 2D) CAD model stored in IGES format, a vendor-neutral ASCII standard used to move part geometry between different CAD programs. To view it free, open it in FreeCAD,…

Open .IGS details →