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PHO GBP
File conversion

Convert PHO to GBP

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Is it possible to convert PHO to GBP?
Yes - PHO converts to GBP.

.gbp is the Gerber Back Paste (solder paste, back copper, or similar) layer convention. If you have a full Gerber set and need to output specific layers, use the original EDA tool (PADS, Altium, KiCad) to re-export with the correct extensions, or rename the appropriate .pho layer file.

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Last verified Oct 2026

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How to convert PHO to GBP

Converting a .PHO file to .GBP lets you open the content in software that prefers the .GBP format, though some details may change compared with the original. The programs listed below open .PHO files and can save or export them to .GBP (or a closely related format). One of them is Altium Designer: Altium Designer is a comprehensive electronic design automation (EDA) software developed by Altium Limited for PCB layout, schematic capture, and signal….

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 PHO

Altium Designer

About these formats

.PHO Gerber Photoplot File

A PHO file is a Gerber photoplot file containing PCB layer data in RS-274X format, produced mainly by PADS PCB Layout software. Open it with a free Gerber viewer such as ViewMate, Gerbv, or…

Open .PHO details →
.GBP Gerber Bottom Paste Mask output format file

A .GBP file is associated with Gerber Bottom Paste Mask output format, a 3d image file.

Open .GBP details →