>> BAS file

BAS file format description

Many people share .bas files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .bas file can be edited, converted or printed with. On this page, we try to provide assistance for handling .bas files.

2 filename extension(s) found in our database.

.bas - BASIC Source

BAS file is a BASIC source code.

.bas file format description:
BAS format
Application files
- / -
BASIC Source related extensions:
Atari ST TOS Executable
Atari ST TOS Executable With Parameters
Atari ST Executable
JSP Markup Language
Windows Script File
Silverlight Application Package

.bas - Visual Basic Module

BAs file is a Microsoft Visual Basic Module. The BAS file is a declaration module which contains declarations for a windows based DLL file.

.bas file format description:
BAS format description not yet available
Microsoft Visual Basic
Application files
- / -
Visual Basic Module related extensions:
E-Prime E-Run 2.x Script
E-Prime E-Run 1.x Script
Microsoft Document Converter
XAML Browser Application
SCAR Script
Pandora Executable

Naturally, other applications may also use the .bas file extension. Even harmful programs can create .bas files. Be especially cautious with .bas files coming from an unknown source!

Can't open a .bas file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .bas file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

abs, bax, vas, has, fas, bxs, bsa, bqs, bac, as, nas, gas, bzs, bws, bs

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Abs Spreadsheet
BSC Intermediate Object
Bluebeam PDF Revu Markup XML
Grab-a-Site Data File
Website X5 Project Backup
Zebra Printer Basic Source Code

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .bas file format, then write to us!