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Details of extension .ctl

On this page, we're going to take a closer look at the .ctl file extension. We'll explain what exactly a .ctl fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .ctl files into different formats, we'll give you some tips on how to do that too. Let's see the 11 file formats associated with this file extension!

Contents

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ctl file - LabVIEW Control Data

LabVIEW Control Data

The CTL file is a LabVIEW Control Data. LabVIEW (Laboratory Virtual Instrumentation Engineering Workbench) is a platform and development environment for a visual programming language from National Instruments.
Category: Data files
Application: LabView NXT
Program name: -
Mime-type: application/octat-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.llx LabVIEW Virtual Instrument Library Backup
.i32 LabVIEW I32 Data
.lvclass LabVIEW Class Library
.mat MATLAB Matrix
Links:
-
ctl file - dBase IV Aldus Setup Control Data

dBase IV Aldus Setup Control Data

The CTL file is a dBase IV Aldus Setup Control Data. dBase is a widely used database management system (DBMS) for computers.
Category: Data files
Application: dBase
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.ldf Microsoft SQL Server Transaction Log
.tql Microsoft SQL Server Query Analyser Header
.sqt Compiled SQR Script
.db2 dBASE II Database
Links:
-
ctl file - Visual Basic User Control Text

Visual Basic User Control Text

The CTL file is a Visual Basic User Control Text. The Visual Basic source code and property values for a control class are stored in a text file with a CTL extension. A CTL file is equivalent to the Visual Basic FRM file that is used to store this information for a form.
Category: Development files
Application: Visual Basic
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.vap Visual Studio Analyzer Project
.inh Visual Basic Basfwin Data
.kci Visual Studio .NET DB Project Indexing Options
.dsx Visual Basic Designer Binary Data
Links:
-
ctl file - AGPS-Shape Pro Control Points Data

AGPS-Shape Pro Control Points Data

The CTL file is an AGPS-Shape Pro Control Points Data. AGPS-Shape Pro is a Windows-based agricultural surface-drainage, land-forming design and control program.
Category: GIS files
Application: AGPS-Shape Pro
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.fbg AGPS-Shape Pro Ground Surface
.pln AGPS-Shape Pro Profile Data
.svy AGPS-Shape Pro Data Point
Links:
-
ctl file - EAGLE Autorouter Control Data

EAGLE Autorouter Control Data

The CTL file is an EAGLE Autorouter Control Data. EAGLE is a flexible, expandable and scriptable EDA application with schematic capture editor, PCB layout editor, auto-router and CAM and BOM tools.
Category: Data files
Application: EAGLE
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.lbr EAGLE Library File
.dru EAGLE Design Rules File
.sch EAGLE Schematic File
.brd EAGLE PCB Layout
Links:
-
ctl file - RSView Machine Edition Control Data

RSView Machine Edition Control Data

The CTL file is an RSView Machine Edition Control Data. RSView Machine Edition is software for developing and running human-machine interface (HMI) projects.
Category: Data files
Application: RSView Machine Edition
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.act RSView Machine Edition Accound Data
.gfx RSView Machine Edition Graphics Display Data
.cac RSView Machine Edition Tag Cache
.mal RSView Machine Edition Alarms Data
Links:
-
ctl file - Certificate Trust List

Certificate Trust List

The CTL file is a Certificate Trust List. A CryptoAPI CTL is a list of items that has been signed by a trusted entity.
Category: Data files
Application: Microsoft CryptoAPI
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
stl
Related extensions:
.crt Certificate File
.csr Certificate Signing Request Data
.kdb Key Database File
Links:
-
ctl file - EditPlus Cliptext Data

EditPlus Cliptext Data

The CTL file is an EditPlus Cliptext Data. EditPlus is a text editor for Windows with built-in FTP, FTPS and sftp capabilities.
Category: Data files
Application: EditPlus
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.12o EditPlus Data
.stx EditPlus Syntax Data
.acp EditPlus Auto Completion Data
Links:
-
ctl file - PDP-10 Batch File

PDP-10 Batch File

The CTL file is a PDP-10 Batch File. The PDP-10 is a mainframe computer family manufactured by Digital Equipment Corporation (DEC) from 1966 into the 1980s.
Category: Development files
Application: PDP-10
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.sit PDP-10 Fortran-77 Compiler Source Code
.sfd PDP-10 Sub File Directory Data
.bcl PDP-10 BCPL Compiler Source Code
.b36 PDP-10 BLISS-36 Compiler Source Code
Links:
-
ctl file - Lotus Notes 5 Thesaurus Data

Lotus Notes 5 Thesaurus Data

The CTL file is a Lotus Notes 5 Thesaurus Data. Lotus Notes is the "classic" client for accessing the Domino/Notes server and processing e-mail, appointments, contacts and much more.
Category: Data files
Application: IBM Lotus Notes
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.ntf Lotus Notes Template
.nst Lotus Notes Template Data
.ns3 Lotus Notes 3 Database
.nsh Lotus Notes NSH Database
Links:
-
ctl file - Stepmania Package Description

Stepmania Package Description

The CTL file is a Stepmania Package Description. StepMania is an open source and cross-platform rhythm video game and engine. The StepMania package format was created to make the distribution of songs and other add-ons very easy.
Category: Game Data files
Application: Stepmania
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.crs Stepmania Course Data
.dwi Dance With Intensity Song
.crs Dance With Intensity Game Data
.vdi Stepmania Debug Resource
Links:

The .ctl file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .ctl extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .ctl file extension wrong?

In our database, we came across the following similar extensions:

.ct Scitex Continuous Tone
.ftl Faster Than Light Mod Data
.cti BRLTTY Contraction Table Include Data
.vtl Vocabulary Trainer Data
.chl ConTEXT Highlighter Data
.ctm CrazyTalk Model Data

The .ctl extension is frequently misused

People sometimes confuse the .ctl filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

ct (1), ftl (1), cti (1), vtl (1), chl (1), ctm (1), clt (1), stl (1), cgl (1), crl (1)

Having trouble opening a .ctl file?

If you want to open a .ctl file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .ctl association can trigger this error.

Windows can't open this file:

File: example.ctl

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 from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android