A daily updated filename extension database!

BAS file extension

The table below provides useful information about the .bas file extension. It answers questions such as:

  • What is the .bas file?
  • What program do I need to open a .bas file?
  • How can the .bas file be opened, edited or printed?
  • How can I convert .bas files to another format?
  • Where can I find the specifications for .bas?
  • Which MIME-type is associated with the .bas extension?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

BASIC Source

BAS file is a BASIC source code.
Application: -
Mime-type: text/plain
Magic number: -
Magic string: -
Sample: -
BAS aliases:
BAS related links:
BAS related extensions:
Visual Basic Form

Blitz Basic Code

VBScript Script

Blitz3D Data

PureBasic Source Code

Yabasic Source Code

ScriptBasic Compiled Binary File

Gambas V2 Form

QuickBasic Coordinates File

Gambas V2 Application

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 format description not yet available
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
BAS aliases:
BAS related links:
BAS related extensions:
Visual Basic OLE Type Library

Visual FoxPro Class Library

Blitz Basic Code

Visual FoxPro Program

Visual Basic Active Designer Cache

Visual FoxPro Report

Visual FoxPro Report Memo

Remote Automation RegistrationFile

Dataset Designer Surface Data

Dataset Designer Internal Data

Other types of files may also use the .bas file extension.

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:

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

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Adobe Flash ActionScript
Abs Spreadsheet
Grab-a-Site Data File
Website X5 Project Backup
Zebra Printer Basic Source Code
Haskell Script
SmartWare Worksheet Backup
BillQuick Database
Scifer External Header Archive
Nastran Input File

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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .bas file association, check the FAQ.

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .bas file extension, write to us!

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