BAS File - opening and understanding

Did your computer fail to open a BAS file? We explain what they are used for and recommend software that we know can open or otherwise handle your .BAS files.

What is a BAS file?

Files that contain the .bas file extension are most commonly associated with program source code that has been written in the BASIC programming language.

BASIC is a programming language that was created in the 1960s and the name is an acronym for Beginner's All-Purpose Symbolic Instruction Code. When a program source code file is created using the BASIC language, it is saved with the .bas file extension.

The Microsoft QuickBASIC software program is an application that allows users to create programs using the BASIC language in an easy-to-use software application. These BASIC files are also saved with the .bas file suffix.

How to open BAS files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension BAS for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 10 different BAS openers which you will find listed below.

Suggest another file format using extension BAS

While we know of one file format using the .BAS file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .BAS file.

Various viewers for this file format

These apps are known to open certain types of BAS files. Remember, different programs may use BAS files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Visual BasicVisual BasicUser submitted
Stuffit ExpanderStuffit ExpanderUser submitted
BasicMakerBasicMakerUser submitted
Any Video Converter ProfessionalAny Video Converter ProfessionalUser submitted
Altium DesignerAltium DesignerUser submitted
DeltaCadDeltaCadUser submitted
Flash Movie PlayerFlash Movie PlayerUser submitted
progeCAD ProfessionalprogeCAD ProfessionalUser submitted
Altium Designer SummerAltium Designer SummerUser submitted
progeCAD Professional EnglishprogeCAD Professional EnglishUser submitted
We have not verified any software that we know for certain will work with BAS-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with BAS-files. If you know one, please use the 'Suggest a program' link below and tell us about it!