A daily updated filename extension database!

OCA file extension

The table below provides useful information about the .oca file extension. It answers questions such as:

  • What is the .oca file?
  • What program do I need to open a .oca file?
  • How can the .oca file be opened, edited or printed?
  • How can I convert .oca files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Visual Basic Control TypeLib Cache

OCA file is a Visual Basic Control TypeLib Cache.
Application: Visual Studio
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
OCA aliases:
OCA related links:
OCA related extensions:
Visual Basic Project

Visual Basic PDW Script

Visual Basic Binary Property Page File

Visual Basic Property Page File

Visual Basic Class Module

Visual Basic ActiveX Document Form

Visual Basic ActiveX Document Binary Form

Visual Basic Control Licensing File

Visual Basic Wizard Launch File

Visual Basic WebClass HTML Template

Other types of files may also use the .oca file extension.

🚫 The .oca file extension is often given incorrectly!

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

ca, coa, ica, lca, oa, oac, oc, ocw, ocx, ocz, oda, ofa, osa, ova, oxa

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

OpenAccess Database
Citrix ICA Connection Extension
Esterel Compiler Automaton Code
Image Object Content Architecture Format
MODFLOW Output Control Data
BrainVoyager QX Independent Component Analysis Data
ActiveX Custom Control
Initial Telnet Cache
OpenSSL Certificate Authority Data
Vertigo XG Cel Animation File

🔴 Can't open a .oca 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .oca file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .oca file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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