>> CJS file

CJS file format description

Many people share .cjs files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .cjs file can be edited, converted or printed with. On this page, we try to provide assistance for handling .cjs files.

1 filename extension(s) found in our database.

.cjs - CommonJS Script

The CJS development files are related to CommonJS. CJS file is a CommonJS Script. CommonJS was a project with the goal to establish conventions on module ecosystem for JavaScript outside of the web browser.

Development files
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CommonJS Script related extensions:
ECMAScript JavaScript Module
ILOG Views Data
Clapack Blas Testing Data
JAWS Personal Settings Data
TTCN-3 Script
Qedit Data

Naturally, other applications may also use the .cjs file extension. Even harmful programs can create .cjs files. Be especially cautious with .cjs files coming from an unknown source!

Can't open a .cjs file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .cjs file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

chs, cis, cks, cms, cns, cs, csj, cus, cys, djs, jcs, js, sjs, vjs, xjs

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CaseMap Case Script
Cricket Audio Stream
TrialDirector Case Data
JavaScript Style Sheet
BlackBerry Code Signing Data
Connection Manager Service Provider Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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