A daily updated filename extension database!

AC file extension

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

  • What is the .ac file?
  • What program do I need to open a .ac file?
  • How can the .ac file be opened, edited or printed?
  • How can I convert .ac files to another format?

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

2 extension(s) and 1 alias(es) found in database

✅ GNU Autoconf Input File

GNU Autoconf Input File .ac file icon
AC file is a GNU Autoconf Input File. Autoconf is a tool for producing shell scripts that automatically configure software source code packages to adapt to many kinds of UNIX-like systems.
Category: Development files
Application: GNU Autoconf
Mime-type: text/plain
Magic number: -
Magic string: -
Sample: -
AC aliases:
AC related links:
AC related extensions:
Assembly Source Code

C Source Code

C++ Source Code

Visual C++ Dialog

Fortran Source Code

C Header File

Microsoft Visual Studio Workspace Options

Modula-3 Source Code

Pascal/Delphi Source Code

Visual C# .NET Class

✅ CaseWare Working Papers Client File

CaseWare Working Papers Client File .ac file icon
AC file is a CaseWare Working Papers Client File. Caseware Working Papers is a financial management and reporting software package.
Category: Data files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
AC aliases:
AC related links:
AC related extensions:
CaseWare Working Papers Compressed Client File

CaseWare Working Papers Layout Document

CaseWare Working Papers Script Page

CaseWare Working Papers Document

✅ AC3D Model

AC3D Model .ac3d file icon
AC3D file is an AC3D Model. AC3D is a powerful, easy to use and affordable, professional 3D software design package. Available for Windows, Mac and Linux,
Category: Document files
Application: AC3D
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
AC3D aliases:
AC3D related links:
AC3D related extensions:
Rhino 3D Model

JT Open 3D Model

Romulus 3D Modeler Data

RenderWare 3D Model

OpenNURBS 3D Model

Hexagon 3D Model

Amapi Designer 3D Model

Direct Stream Digital Interchange File Format Data

Rhino 3D Model Backup

Rhino 3D Toolbar Data

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

🚫 The .ac file extension is often given incorrectly!

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

ad, af, as, av, ax, ca, qc, wc, xc, zc

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Serif 3DPlus Model
Core Animation Markup Language Data
Total Commander Directory Tree
OpenSSL Certificate Authority Data
Doom 3 Articulated Figures Data
After Dark Screensaver
WorldCraft Data
DATAIR FlexPlus Data
Adobe Flash ActionScript
DSM Application Diagram

🔴 Can't open a .ac 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 .ac 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 .ac file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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