What is File Extension CH3?

Harvard Graphics developed the CH3 file extension, also know as a Harvard Graphics DOS Chart File file, for the Harvard Graphics ChartXL software package. Our internal web tracking data indicates that Windows 10 operating system users, and those living in United States, are the most likely to use Harvard Graphics DOS Chart File files. In most cases, these users are surfing the internet using the Google Chrome browser.

Other File Types Related to CH3 Files

Extension	File Type Developer	File Category	File Type Description
.ITS	Open Source	Audio Files	Impulse Tracker Sample
.WDP	Microsoft Corporation	Raster Image Files	Windows Media Photo File
.SPL	Microsoft Corporation	System Files	Windows Print Spool File
.WSF	Microsoft Corporation	Executable Files	Windows Script File
.WAF	Microsoft Corporation	Temporary Files	Internet Explorer For Mac Cache
.CMS	Opera Software	Web Files	Content Management System Web Page File
.JW	Microsoft Corporation	Data Files	Microsoft WordPad Document
.ZUP	Microsoft Corporation	System Files	Microsoft Business Solutions Navision Configuration
.SUO	Microsoft Corporation	Developer Files	Visual Studio Solution User Options File
.MNT	Microsoft Corporation	Text Files	FoxPro Menu Memo