Files with do extension are quite often small servlet programs written in Java for Web servers. 

There are 5 other file types using
the DO file extension!

empty icon.do - Digital Line Graph optional vector data

empty icon.do - Disk image

empty icon.do - 4oD Player playlist

empty icon.do - MicroSim PCBoard data

empty icon.do - Stata batch analysis data

DO file extension - Java Servlet file

What is do file? How to open do files?

File type specification:

Source code and script file type icon Source code and script file type

do file icon: do filetype icon

File extension do is used for Web-based Java programs run by a Web server, such as IBM WebSphere.

A .do files are used for generating dynamic Web pages; the content of the file can edit a JSP web developer. The standard web browser can view results.

Updated: January 2, 2025

The default software associated to open do file:

Apache Tomcat icon

Apache Software Foundation logoApache Tomcat  Multiplatform software

Company or developer:
Apache Software Foundation

Apache Tomcat is an open source software implementation of the Java Servlet and JavaServer Pages technologies.

WebSphere icon

IBM logoWebSphere  Multiplatform software

Company or developer:
IBM

WebSphere is software for SOA environments that enables dynamic, interconnected business processes, and delivers highly effective application infrastructures for all business situations.

Java icon

Oracle Corporation logoJava  Multiplatform software

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.

Help how to open:

Web browsers generally can process .do files.

How to convert:

There is no way how to convert .do files to other file formats.

List of software applications associated to the .do 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 do file, edit do file, convert do file, view do file, play do 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 do files.

Software that open do file - Java Servlet file

Programs supporting the exension do on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open do file action.

Microsoft Windows:

Apple macOS / Mac OS X:

Linux/Unix:

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