请问后缀为.hpg的文件是什么软件生成的文件，可以用哪些软件可以打开？

扩展名为.hpg的文件是一个Vector 图像文件。
文件说明：
Plotter file created in the Hewlett-Packard Graphics Language (HPGL); includes a line series of two-letter codes, such as SS, which declares the standard font for the plot; may include optional parameters with codes; used by various drawing programs to create printable plotter documents.
HPG files are the same as .PLT files; they are stored using an ASCII text format..hpg
打开.hpg文件
Mac OS
IMSI TurboCAD Deluxe v5
　
Windows
IMSI TurboCAD Deluxe 17
Autodesk AutoCAD
Autodsys IntelliCAD with HPGL Import plugin
CADSoftTools 2D/3D CAD Viewer
Corel WordPerfect Office X5
Trix DrawingCenter
IrfanView