A file extension or suffix appears at the end of the file name and indicates what type of file it is. For example, a file with the extension ".txt" indicates the file is a text doc...
Some file systems limit the length of the extension (such as the FAT file system
from PC DOS/MS-DOS (without Long filename support) not allowing more than ...
Large computer file extension library with detailed explanation of each file type
with links to download free or associated software programs.
FILExt.com is the file extension source. Here you'll find a collection of file
extensions; many linked to the programs that created the files. This is the FILExt
Definition: A file extension
is the last three or four characters after the period that make up an entire file
name. When you attempt to open this file
, the xls file extension
tells your operating system to open it with the Microsoft Excel program.
When I tried to ope... More »
File Extension, File Type .a, UNIX static library file. .asm, Non-UNIX assembler
source file. .asp, Active Server Page. .awk, An awk script file. .bat, MS-DOS batch
A list of file extensions with detailed information about each file type and the
programs that open the files.
A list of common file extensions and file types that are good to know.
A to A4M - Comprehensive alphabetical index of file extensions on WhatIs.com.
Computer dictionary definition for what file extension means including related
links, information, and terms.