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File converter / Images / Convert to PNG / CGM converter / PNG to CGM

Convert PNG to CGM

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Choose file to convert to .cgm
or drag and drop file

You can convert PNG image to CGM as well as to variety of other formats with free online converter.

How to convert png to cgm?

How to convert cgm to png?
Step 1

Upload png-file

Select png file, which you want to convert, from your computer, Google Drive, Dropbox or drag and drop it on the page.
Step 2

Convert png to cgm

Select cgm or any other format, which you want to convert.
Step 3

Download your cgm-file

Wait till your conversion process will be completed and click download converted cgm file.

Online and free png to cgm converter

Fast and easy
Just drop your png files on the page to convert cgm or you can convert it to more than 250 different file formats without registration, giving an email or watermark.
Don't worry about security
We delete uploaded png files instantly and converted cgm files after 24 hours. All files transfer with secured an advanced level of SSL encryption.
All in the cloud
You don't need to install any software. All png to cgm conversions make in the cloud and don't use any resources of your computer.

Portable Network Graphics

File extension .png
File category images
Description PNG – is a scan-line graphic format developed as an alternative to GIF, which had a commercial license. Althought they are both raster image types. PNG is based on the best features of the predecessor, including lossless compression and transparent background support. The PNG technology ensures the preservation of all stages of editing and the restoration of the step with the preservation of quality. However, it does not allow to save several pictures in one file at once, which limits its use in the development of animated images.
Technical details The PNG extension was proposed as a tool that helps to transfer and store images on the World Wide Web. The technology is limited to an 8-bit transparency channel, so you can adjust the colors from opaque to transparent. It supports 24-bit RGB colors, matching images and shades of gray. However, as a non-professional format, PNG can not display other color spaces. Most programs allow to open such files, they can also run in any browser. Images are different in small weight with good quality.
Programs
Apple Preview
Microsoft Windows Photos
Adobe Photoshop CC
Corel Paint Shop Pro
Microsoft Windows Photo Gallery Viewer
Main program Microsoft Paint
Developer PNG Development Group (donated to W3C)
MIME type
image/png

Computer Graphics Metafile

File extension .cgm
File category images
Description Computer Graphics Metafile is explicitly used as a format for storing and sharing positional graphics while retaining the details and quality of the image irrespective of the technological platform or device on which it is utilized. The CGM format has been in use as far back as 1986 when it was first released. Unlike some image formats that handle two-dimensional positional image, or bitmap image alone, CGM supports both. Image files are saved as CGM when highly fine details are essential. Such applications include structure design images in aviation, engineering, and other similar technical fields.
Technical details With most graphics applications used for computer-aided design and detailed simulation of engineering designs, CGM is the most prolific file format for archiving such works. CGM is a metafile file format that permits representing all graphical elements of an image in a plain-text, binary, or character-based source document. Each of the mentioned CGM source data representation comes with its merit. Binary coded CGM files are accessible for programs to decode and analyze. Character-based CGM files produce the smallest file size, relative to the other encoding methods, forthwith becomes the fastest to transfer. Plain-text CGM files have the advantage of being editable with any text editor.
Programs
ACD Systems Canvas 12
Adobe Illustrator CS5
Adobe Illustrator CS6
Autodesk AutoCAD 2012
Autodesk AutoCAD 2013
CADSoftTools ABViewer
Corel PaintShop Pro X4
Corel WordPerfect Office X5

FAQ

❓ How can I convert png to cgm?
Firstly, select a png file you want to convert or drag and drop it. Secondly, select cgm or any other format you want to convert your file to. Then click convert and wait until your file is converted
⏳ How long should I wait to convert png to cgm?
Images conversion usually takes a few seconds. You will convert png to cgm very quickly.
🛡️ Is it secure to convert png to cgm on OnlineConvertFree?
Sure! We delete your uploaded and converted files, so nobody has access to your information. All types of conversion on OnlineConvertFree (including png to cgm) is 100% safe.
📱 Can I convert png to cgm without software installation?
Absolutely! OnlineConvertFree doesn’t require installation. You can convert any files (including png to cgm) online on your computer or mobile.