.OCA

OCA File

Visual Basic Control Typelib Cache file
Ask a question
QUICK ANSWER

A .OCA file is associated with Visual Basic Control Typelib Cache, a developer file.

Developer: Microsoft Category: Developer Files
OPENS ON Windows
Related: .DO · .MD · .HEX · .XSD

On this page

19k+ extensions indexed
Last reviewed

Not sure what your file is?

Drop any file into our identifier - we read just the first bytes to name the format.

Identify a file

What is the OCA file format?

A file with the .OCA extension is a file known as Visual Basic Control Typelib Cache. It belongs to the Developer Files category. This format is associated with Microsoft.

The reliable way to open a .OCA file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.

This page lists 2 programs that open .OCA files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.

Format details

in a nutshell
FULL NAMEVisual Basic Control Typelib Cache file
DEVELOPERMicrosoft

Programs that open OCA files

Community Q&A

asked by users
Ask a quick question
Get help from people who work with OCA files. Be specific - include your system and software version.
No account needed · answers usually within a day

No questions yet - be the first to ask about OCA files.

Keep exploring

across the database

Top extensions this week

1.AQQAQQ Instant Messenger File
2.CRDOWNLOADChrome Partial Download File
3.PARTPartial Download File
4.JPGJPEG Image
5.MDMarkdown Document
6.EXEWindows Executable (Portable Executable)
7.RPMSGRestricted Permission Message
8.DATProgram Data File (generic)
9.BINCD/DVD Disc Image (BIN/CUE)
10.EMLE-Mail Message (RFC 822 / MIME)

Related extensions

.DOStata Do-File
.MDMarkdown Document
.HEXIntel HEX File
.XSDXML Schema Definition
.MAPSource Map (JavaScript / CSS)
.CONFIGConfiguration File

Free file tools

An in-browser file identifier and image converter - everything runs on your device.

Open the toolbox

Browse file extensions A-Z