Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .opa

3 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .opa file?
  • Which program can create the .opa file?
  • Where can you find a description of the .opa format?
  • What can convert .opa files to a different format?
  • Which MIME-type is associated with the .opa extension?
.opa
OPA Source Code .opa file icon

OPA Source Code

The OPA file is an OPA Source Code. OPA is an open source programming language for developing scalable web applications.
Category: Development files
Application: OPA
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
-
.opa
Psion OPL Translated Application .opa file icon

Psion OPL Translated Application

The OPA file is a Psion OPL Translated Application. Open Programming Language (OPL) is an embedded programming language for portable devices that run the Symbian OS.
Detailed description not available
Category: Development files
Application: OPL
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Psion OPL Object
Psion OPL Batch File
Psion OPL Add-file List
Psion OPL Image
.opa
Fly! RAW Image Opacity Data .opa file icon

Fly! RAW Image Opacity Data

The OPA file is a Fly! RAW Image Opacity Data. Fly! is a flight simulator for PC and Apple Macintosh computers developed by Terminal Reality.
Detailed description not available
Category: Game Data files
Application: Fly!
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Fly! Data File
Fly! Database Index
Fly! Database Template
Fly! Simulated Vehicle Specification Data
Fly! Database
Fly! Vehicle Specification Data
Fly! Articulated Model Data
Fly! RAW Image Palette Data
Fly! Map Data

Other types of files may also use the .opa file extension. If you have helpful information about .opa extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

iPhone / iPod Application
Korg KAOSS Pad KP3 Data
LPA View Data
Cadence OrCAD OpenAccess Data
Bada Signed Installation Package
Online Access
OOA Interchange Format Data
eSignal OptionsPlus Data
Eschalon: Book I Game Data

The .opa filename extension is often given incorrectly!

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

kpa (1), ppa (1), pa (1), opx (1), opq (1), ooa (1), oap (1), lpa (1), ipa (1), poa (1), opz (1), opw (1), op (1), ola (1), oa (1)

Can't open a .opa file?

If you want to open a .opa file on your computer, you just need to have the appropriate program installed. If the .opa association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.opa

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android