Open DO File format – Programs, How to view and convert online

4oD Player playlist definition and 6 other types and linked programs information.


How to open DO Files


The File extension do is used by the following type(s):

4oD Player playlist

Playlist used by 4oD media player.

Related programs that open do files:


Apache Struts files

The .do extension is part of the Apache Struts system, framework for building Java-based dynamic web sites.

It’s an implementation of the Model-View-Controller design paradigm.

Related programs:

  • Firefox, Internet Explorer


Digital Line Graph optional vector data

A Digital Line Graph (DLG) is digital vector data representing cartographic information. DLGs contain a wide variety of information depicting geographic features (for example, hypsography, hydrography, boundaries, roads, utility lines, etc).

DLGs are derived from hypsographic data (contour lines) using USGS 7.5-minute, 15-minute, 2-arc-second (30- by 60-minute), and 1:2 million-scale topographic quadrangle maps.

Related software:


Disk image files

A “disk image” is typically containing every data byte on a diskette,i.e. Catalog tracks, DOS (if present) etc.. One kind of disk image, NIB, tries to preserve all disk information (e.g. sector headers, sync bytes, etc.).

Apple II emulators running on a PC, Mac, etc. treat disk image files like diskettes. Disk image are also a handy way to archive Apple II disks on hard disk and to maintain wares on ftp and other download sites.

An image which is in DOS 3.3 order. This suffix is seldom used today.

Related software:


Java Servlet files

Web-based Java program run by a Web server, such as IBM WebSphere. Used for generating dynamic Web pages. ,
Content of the file can edit a JSP web developer. Results can be viewed by common web browser.Related programs:

  • Web browser, Java, Apache Tomcat


ModelSim script files

Script files used by ModelSim.Related programs:

  • ModelSim


Free Download Program Viewers

Software that opens a DO file free download.