>> CI3 file

CI3 file format description

Many people share .ci3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ci3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ci3 files.

1 filename extension(s) found in our database.

.ci3 - Crimson 3 Image

The CI3 archive files are related to Crimson 3. CI3 file is a Crimson 3 Image. Crimson 3 is a next-generation programming software for CR1000, CR3000 HMIs, Graphite HMIs and Graphite Controllers, and E3 I/O modules.

Crimson 3
Archive files
- / -
Crimson 3 Image related extensions:
EkStep Content Archive
3DBrowser Splitted File
RK Compressed Archive
KGB Compressed Archive
7zX Compressed Archive
UltimateZip Compressed Archive

Naturally, other applications may also use the .ci3 file extension. Even harmful programs can create .ci3 files. Be especially cautious with .ci3 files coming from an unknown source!

Can't open a .ci3 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 .ci3 file extension is often given incorrectly!

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

c3, ci, cie, cir, ciw, ck3, cl3, cu3, i3, ic3, si3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Cadence PSpice Circuit Data
Eudemons Online 3D Model
EndNote Web of Science Export
Racelogic PerformanceBox Circuit Overlay
ChessBase Endgame Key Data
Ngspice Circuit 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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If you have useful information about the .ci3 file format, then write to us!