Files with properties extension are associated with Java and used for settings files. Editable with any text editor.
There are 6 other file types using
the PROPERTIES file extension!
.properties - Netscape Communicator Java classes data
.properties - Mozilla Firefox settings
.properties - LinkAssistant properties data
.properties - HSQLDB configuration
.properties - WOW! properties data
.properties - Minecraft properties
PROPERTIES file extension - Java properties
What is properties file? How to open properties files?
File extension properties is used first and foremost in Java environment.
A properties file is a simple text file that stores configuration properties for Java-based application.
Also can contains language localization strings. You can create and maintain a properties file with just about any text editor, or Java source code editor.
properties file is used by Java programs, contains a list of variable name and its value pairs, separated by equal signs. Used also by Apache web server software, Firefox browser, and other applications.
Updated: December 31, 2024
The default software associated to open properties file:
Sun Java Studio 
(obsolete software)
Company or developer:
Sun Microsystems, Inc.
Sun Java Studio is integrated development environment used to develop applications for Java platform. It includes all the tools you need to develop, debug, tune, and deploy enterprise applications, web services, and portal components based on the Java EE platform.
Company or developer:
Oracle Corporation
JDK is a development environment for building applications, applets, and components using the Java programming language.
Company or developer:
Oracle Corporation
Java is a set of developing applications and specifications used to create software in Java programming language. Java is used on many computing platforms from desktop computers to mobile phones.
Java source code derives much syntax from C and C++ programming language but has a simpler object model. To run applications written in Java the Java runtime environment must be installed on a device.
List of software applications associated to the .properties file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open properties file, edit properties file, convert properties file, view properties file, play properties file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting properties files.
Software that open properties file - Java properties
Programs supporting the exension properties on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open properties file action.
Microsoft Windows:
Main software associated with properties file by default:
Sun Java Studio (obsolete/discontinued)
Other suggested software:
Sublime Text
NotePad++ text editor
Microsoft Windows NotePad
Eclipse
