Opening a CVQ File

The CVQ file type is primarily associated with Coastal Vector List.

CVQ	File extension: CVQ
	File type:	Compressed Format

What is a CVQ file?

CVQ files mostly belong to Coastal Vector List. Coastal vector list data is a series of latitude and longitude points, grouped into a polyline segment, that defines the outline of a section of coastline. It is used for drawing coastlines in GPS-enabled navigation software. CVQ data files are the compressed (or quashed) for of CVL files. The data is saved in binary numeric format instead of the plain text used in a CVL file, resulting in smaller file size and faster loading.

How to open CVQ files

You need a suitable software like Coastal Vector List to open a CVQ file. You need a suitable software like Coastal Vector List to open a CVQ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CVQ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CVQ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CVQ Text Viewer

Choose your .cvq file to analyze

or drag and drop it here

Online File Viewer

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.CVQ File Not Opening? How to Fix It:

Because .CVQ files can originate from different programs, they aren't universally openable.

Identify the Source: If received from a marine researcher or GIS analyst, it likely requires specialized coastal mapping software.
Check the Header: Open the file in a hex viewer to inspect its first bytes:
- "PK" indicates a standard ZIP-based compressed archive.
- Unreadable binary data suggests a proprietary compressed format.
Use the Original Software: The original program is usually required to open it properly. Try using Coastal Vector List, compatible GIS tools, or an archive utility like 7-Zip. If uncertain, ask the sender.
Use this Webpage: Drag and drop your .CVQ file into our viewer to automatically detect its format, extract readable metadata, and preview the contents when possible.

Technical Data for CVQ File Extension

Related files:

cvl, itg

a cvq Compressed Format is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with CVQ files

Associate the CVQ file extension with the correct application.
Update your software that should actually open compressed formats. Because only the current version supports the latest CVQ file format. Search, therefore, e.g. on the manufacturer website after an available Coastal Vector List update.
To make sure that your CVQ file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .CVQ file online - secure, fast, and no downloads needed.