A bas file extension is related to the BASIC (Beginners All-purpose Symbolic Instructional Code) programming language and used for its source code files.

Detailed description

Software that works with bas file extension

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BAS file - Basic source code

What is bas file? How to open bas files?

The bas file extension is associated with files written in the BASIC (Beginners All-purpose Symbolic Instructional Code - an early programming language used in most computer systems), or class modules written in Visual Basic.

The bas file contains BASIC source code. These files can also be found in numerous programs utilizing BASIC, as well as other BASIC derivatives, such as QuickBASIC, HBASIC etc.

MIME types:

The default software associated to bas file type:

Microsoft Visual Basic icon

Microsoft Corporation logoMicrosoft Visual Basic  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Visual Basic is programming language and integrated development environment for Microsoft Windows. Visual Basic is used to create Windows, Web, mobile, and Office applications.

Help how to open:

Use any text editor or source code editor to open and edit the *.bas files.

How to convert:

It is unlikely that this file type can be converted to anything else.

Find converter to bas file type:

bsh to bas

List of software applications associated to the .bas 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 bas file, edit bas file, convert bas file, view bas file, play bas file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting bas files.

  • Open bas file
  • Edit bas file
  • Create bas file

Software that open bas file - Basic source code

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

Microsoft Windows:

Main software associated with bas file by default:
Microsoft Visual Basic small icon Microsoft Visual Basic
Other suggested software:
BasicMaker small icon BasicMaker


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