Convert RAS to CGM

For accurate, offline RAS to CGM conversion, we recommend using trusted software such as reaConverter.

reaConverter - the leading solution for bulk RAS to CGM conversion. Process thousands of files in seconds with perfect quality.

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How to Convert Multiple RAS Files to CGM?

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 RAS files

Start reaConverter and load all the .ras files you intend to convert into .cgm. The software supports multiple RAS conversion and processes all files locally on your computer.

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

Load your RAS files into reaConverter

3. Select CGM as output format

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

Select CGM as output format

4. Start RAS to CGM conversion

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

Start Conversion

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

RAS to CGM Converter

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

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Do more with your files

Converting RAS 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 July 26, 2025
"We faced a massive challenge: digitizing 20 years of CGM archives into PNG format. Initial estimates projected months of work, but reaConverter's powerful batch processing and resolution scaling let us complete the project in weeks. Most impressively, it handled even our pre-1994 vector files flawlessly—zero errors, perfect fidelity."
David McCullough
David McCullough
Satisfied Customer
"Converting CGM files to SVG for our digital manuals used to be a nightmare until we found reaConverter. It preserves precise scaling and metadata flawlessly, making our workflow 3x faster with zero quality loss."
Charles Long
Charles Long
Aerospace Documentation Specialist
"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
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
Rebecca Turner
Rebecca Turner
Marketing Agency CEO

RAS to CGM Conversion: FAQ

What are RAS files?

The RAS file extension represents the CALS Raster File Format, a standard developed by the U.S. Department of Defense for the interchange of monochrome raster graphics. It is primarily used for storing high-resolution, black-and-white images such as engineering drawings, technical manuals, and scanned documents. CALS RAS files are typically used in military, aerospace, and government applications due to their consistency and archival suitability. The format supports compression and is optimized for printing and long-term storage.

What are CGM files?

CGM (Computer Graphics Metafile) is a format that contains vector graphics information (clip art, drawings) associated with graphics design or CAD programs. As opposed to other types of metafiles, such as EMF or WMF, CGM files are not only supported by Windows, but can be used on different platforms too. They are encoded using binary, character-based of clear-text encoding.

Can reaConverter convert RAS to CGM?

Yes! reaConverter instantly converts .ras to .cgm 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 RAS to CGM online?

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

How can I turn RAS files into CGM on my computer?

The best way to change RASs to CGMs 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 RAS to CGM.

How can I automate RAS to CGM 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 RAS files to CGM using the command prompt?

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

What else can I do with reaConverter?

Convert CAD formatsSet picture bit depthConvert PDFWatermark imageConvert GIS files

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