.OCX File Extension

OLE Control Extension

General Information

Title OCX File Extension
Extension .ocx
Full Form OLE Control Extension
File Type Component Object Model (COM) DLL
Developer Microsoft
MIME Type application/ocx

File Function

Primary Function Host ActiveX controls
Additional Functions Embed functionality
Features Reusable, COM-based

File Characteristics

Quality Depends on implementation
Supports Layers N/A
Supports Transparency N/A
Editable Yes, with tools

Use Cases

Software Development Yes
GUI Design Yes
System Utilities Yes

Security and Practices

Security Risks Vulnerabilities, Malware
Best Practices Regular updates, Code signing

Historical/Version Information

Initial Release 1990s
Latest Version Varies by control

Associated Types

Similar Extensions .dll, .exe, .sys

Software Compatibility

Software Usage Policy OS Compatibility
Microsoft Visual Studio Paid, Free editions Windows
Microsoft Access Paid Windows
Regsvr32 Free Windows