Executable Files

.cgi :: Common Gateway Interface Script
.com :: DOS Command File
.vb :: VBScript File
.exe :: Windows Executable File
.jar :: Java Archive File
.bat :: DOS Batch File
Web Files
.cer :: Internet Security Certificate
.css :: Cascading Style Sheet
.html :: Hypertext Markup Language File

.js :: JavaScript File
.jsp :: Java Server Page
.htm :: Hypertext Markup Language File
.asp :: Active Server Page
.php :: PHP Source Code File
.xhtml :: Extensible Hypertext Markup Language File
.rss :: Rich Site Summary
.aspx :: Active Server Page Extended File
Plugin Files
.plugin :: Mac OS X Plug-in
.crx :: Chrome Extension
Developer Files
.cs :: Visual C# Source Code File
.cpp :: C++ Source Code File
.dtd :: Document Type Definition File
.c :: C/C++ Source Code File
.fla :: Adobe Flash Animation
.class :: Java Class File
.java :: Java Source Code File
Backup Files
.tmp :: Temporary File
.bak :: Backup File
.man-> mandatory file