Convert PSB to GBR

Bulk PSB to GBR conversion with consistent results. Set it up once, process thousands of files with the same quality every time.

Manual PSB to GBR conversion wastes hours. reaConverter automates the process — just add files and click Convert. Everything happens offline on your computer — no uploads, no cloud risks.

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How to Convert Multiple PSB Images to GBR?

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. reaConverter also includes editing tools: resize, crop, rotate, and more.

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Install reaConverter

2. Load your PSB files

Open reaConverter and add your PSB files. You can load individual files, entire folders, or even nested subfolders.

Drop your PSB files into the window or use File menu to browse and select folders.

Load your PSB files into reaConverter

3. Select GBR as output format

Choose GBR as the target format. Pick a destination folder or let reaConverter save files alongside the originals.

Select GBR as output format

4. Start PSB to GBR conversion

Hit Convert and let reaConverter do the work. The progress window shows status for each file in real time.

Start Conversion

After conversion, find your GBR files in the output folder. Click 'Show converted files' to open it directly.

PSB to GBR Converter

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

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Do more with your images

Converting PSB 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
"As a PCB engineer, I rely on reaConverter to batch convert GBR files to PDF and PNG for client reports. It preserves layer accuracy perfectly, and the command-line automation saves me hours per project. Finally, a tool that handles Gerber files without glitches!"
Michael Chen
Michael Chen
Senior PCB Designer
"Flawless Gerber Conversions – Saved Us Countless Hours! Processes 50+ GBR files at once (drills, copper layers, silkscreens), auto-renames outputs (e.g., ProjectX_top_copper.pdf)"
Arthur Hughes
Arthur Hughes
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
"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.
David R.
IT Solutions Architect

PSB to GBR Conversion: FAQ

What are PSB files?

The PSB (Photoshop Big) file format is Adobe Photoshop's proprietary format for storing extremely high-resolution and large documents that exceed the limits of standard PSD (Photoshop Document) files. Designed to handle massive image dimensions (up to 300,000 pixels in width/height) and deep layer complexity, PSB is commonly used in professional photography, digital art, medical imaging, and large-scale printing.

What are GBR files?

GBR is part of the Gerber group of formats — a set of standardized extensions used in the printed circuit board (PCB) industry. Gerber files include 2-D representations of various PCB images, such as copper layers, solder mask etc. They can also describe the electrical connections on such boards, or drilling and milling info associated with them. Similar formats include GBS, CMP and SOL.

Can reaConverter convert PSB to GBR?

Yes! reaConverter instantly converts .psb to .gbr 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 PSB to GBR online?

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

How can I turn PSB files into GBR on my computer?

The best way to change PSBs to GBRs 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 PSB to GBR.

How can I automate PSB to GBR 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 PSB files to GBR using the command prompt?

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

What else can I do with reaConverter?

Convert CAD formatsSet picture bit depthConvert RAW formatsConvert DICOM imagesChange picture size

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