Open OAR file

OAR files: what are they and how do I open them?

Unknown file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.oar file type #1: HSQLDB database

An oar file extension is related to the HSQLDB, a database management software. An oar file contains database.

Further details:

The oar file extension is associated with the HSQLDB, an SQL relational database management system.

The oar file contains HSQLDB database. OAR file is an archive file, that is used the ZIP compression.

Open file with:


A SQL relational database software

.oar file type #2: OpenSimulator archive

An oar file extension is related to the OpenSimulator archive format.

Further details:

The oar file extension is associated with the OpenSimulator, also known as the OpenSim, a 3D application server for Microsoft Windows operating system.

The oar file contains archive from OpenSimulator.

Open file with:

OpenSimulator icon


An multi-user 3D application server

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.oar" has the file extension "oar". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.