IGS File Extension

IGS file icon
IGES Drawing Format
  • Category
  • Popularity
    3.2 (10 votes)

What is IGS file?

IGS file is a graphics file encoded in IGES format, and is used in CAD software environment to store 2D/3D vector image data. The file can contain various data for the project, such as wireframe models, surface or solid objects representations, circuit designs, etc. IGS file is saved in ASCII text format.

Short history of IGS file format

IGS project file closely follows Initial Graphics Exchange Specification (IGES) file format specification, first published in 1980. It quickly became the standard format for storing and exchanging 3D model data used in CAD software environment. This solution greatly facilitates distribution of projects among users working that use different types of CAD software. In recent years however, it has been replaced by newer STP format, which is used to this day. IGES standard specification document was last updated in 1996.

Programs which support IGS file extension

The list that follows enumerates programs compatible with IGS files, divided into 3 categories based on operating system on which they are available. Files with IGS suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support IGS file

Updated: 01/01/2020

How to open file with IGS extension?

Being unable to open files with IGS extension can be have various origins. On the bright side, the most encountered issues pertaining to IGES Drawing Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with IGS files.

Step 1. Get the TurboCAD

Problems with opening and working with IGS files are most probably having to do with no proper software compatible with IGS files being present on your machine. This one is an easy one. Select TurboCAD or one of the recommended programs (for example, AutoCAD, Canvas, Vectorworks) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support IGS files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit TurboCAD website and download the installer.

Step 2. Verify the you have the latest version of TurboCAD

If you already have TurboCAD installed on your systems and IGS files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why IGS files are not compatible with TurboCAD. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using TurboCAD.

Step 3. Associate IGES Drawing Format files with TurboCAD

After installing TurboCAD (the most recent version) make sure that it is set as the default application to open IGS files. The method is quite simple and varies little across operating systems.

Change the default application in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the IGS file
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where TurboCAD is installed, check the Always use this app to open IGS files box and conform your selection by clicking OK button

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with IGS extension, select Information
  • Open the Open with section by clicking its name
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • Finally, a This change will be applied to all files with IGS extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the IGS for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper IGS file. It is probable that the file is corrupted and thus cannot be accessed.

1. The IGS may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the IGS file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the IGS file is indeed infected follow the instructions below.

2. Verify that the IGS file’s structure is intact

Did you receive the IGS file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with IGS extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the IGES Drawing Format file again.

4. Verify that your device fulfills the requirements to be able to open TurboCAD

The operating systems may note enough free resources to run the application that support IGS files. Close all running programs and try opening the IGS file.

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with IGES Drawing Format file. It may be the case that the IGS files work properly with updated software that addresses some system bugs.

Conversion of a IGS file

File Conversions from IGS extension to a different format
File conversions from other format to IGS file
Do you want to help?

If you have additional information about the IGS file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on IGS file.

Top File Extensions
Show more
File Extension of the day
numbers icon


Numbers Spreadsheet Format

Files with the .NUMBERS extension contain ZIP compressed sets of files comprising a spreadsheet: an index catalogue with binary files in the IWA pr...