Home : File Types : OCX File

.OCX File Extension

File TypeActiveX Control

DeveloperMicrosoft
Popularity
4.1 (70 Votes)
CategoryDeveloper Files
FormatBinary

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

What is an OCX file?

Object file used within ActiveX forms; contains control behaviors that typically are triggered by user or program events; may be used for functions such as window resizing and scroll bar movement handling; commonly written programming languages, such as Visual Basic or C++.

More Information

OCX files were originally called Object Linking and Embedding (OLE) custom controls, but now are referred to as ActiveX controls, which is the component object used in Microsoft's ActiveX technologies.

OCX files may be created by various software development programs, including Microsoft Visual Studio.

Common OCX Filenames

mscomctl.ocx - Name of an OCX file that contains an update of common controls for Microsoft Visual Basic 6.0.

comctl32.ocx - Name of an OCX file that contains an update of common controls for Microsoft Visual Basic 6.0.

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Programs that open OCX files
Updated 3/28/2017

About OCX Files

Our goal is to help you understand what a file with a *.ocx suffix is and how to open it.

The ActiveX Control file type, file format description, and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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