OCX File Documentation

Overview

Feature Value
File Extension .ocx
Type of Format ActiveX Control
Primary Use Embedding functionality in Windows applications
Development Environment Microsoft Visual Studio
MIME Type application/ocx
Binary or Text Binary
Can Contain Code Yes
Executable By the host application
Security Concerns High, can execute arbitrary code
Compatibility Windows Operating System
Typical Usage User interface components for applications
Interoperability COM (Component Object Model) based
Version Control Managed through CLSID and LIBID
Licensing Depends on the control's developer
Integration Method Through embedding in host applications
File Identification Header signatures and file extension
Editing Tools Visual Studio, binary editors for advanced users
Common Applications Internet Explorer, custom enterprise applications
Distribution Downloadable components, part of application installers
Registration Mechanism Windows Registry