Web Files Extensions

.aspx

Active Server Page Extended File

.asp

Active Server Page

.asax

ASP.NET Server Application File

.a5w

Alpha Five Webpage File

.atom

Atom Syndication Format

.alx

ActiveX Layout Control File

.asmx

ASP.NET Web Service File

.att

Web Form Post Data File

.axd

ASP.NET Web Handler File

.aex

Alpha Five Compiled Global Functions File

.awm

AllWebMenus Project File

.an

Adobe Edge Animate Project File

.asr

ActionScript Remote Document

.appcache

HTML5 Cache Manifest File

.ap

Active Page

.a4p

A4Desk Pro Project File

.aro

SteelArrow Web Application File

.asa

ASP Configuration File

.ascx

ASP.NET User Control File

.ashx

ASP.NET Web Handler File

.adr

Opera Bookmarks File

.browser

ASP.NET Browser Definition File

.btapp

uTorrent App

.br

Brotli Compressed File

.bml

Bean Markup Language File

.bok

ProStores Dynamic Web Page

.bwp

BuRg3r Web Page

.cer

Internet Security Certificate

.cfm

ColdFusion Markup File

.csr

Certificate Signing Request File

.css

Cascading Style Sheet

.cdf

Channel Definition Format

.cshtml

ASP.NET Razor Web Page

.crt

Security Certificate

.chm

Compiled HTML Help File

.cpg

Cool Page Project File

.crl

Certificate Revocation List File

.codasite

Coda Site File

.csp

Concept Server Page

.con

Concept Application Source File

.cha

IRC Chat Configuration File

.chat

IRC Chat Configuration File

.ccbjs

CopperCube JavaScript File

.cphd

CloudChan Pre-processed Hypertext Document

.dll

DLL Dynamic Web Page

.dwt

Dreamweaver Web Page Template

.der

DER Certificate File

.dcr

Shockwave Media File

.do

Java Servlet

.dhtml

Dynamic HTML file

.disco

DISCO Discovery Document

.discomap

DISCO Discovery Output File

.download

Partially Downloaded File

.dap

Access Data Access Page

.dbm

ColdFusion Server File

.ewp

Ewisoft Website Project File

.edge

Adobe Edge Project File

.esproj

Espresso Project File

.epibrw

Web File Location

.ece

Escenic Dynamic Web Page

.fcgi

FastCGI File

.freeway

Freeway Document

.fmp

123 Flash Menu Project

.fwp

Microsoft Expression Web Package

.fwtemplate

Freeway Template

.fwtb

Freeway Template Bundle

.fwtemplateb

Freeway Template Bundle

.gne

Flickr Web Page

.gsp

IMail Error Message File

.htm

Hypertext Markup Language File

.html

Hypertext Markup Language File

.hype

Hype Document

.htaccess

Apache HTACCESS File

.hypetemplate

Hype Document Template

.hypesymbol

Hype Symbol File

.hyperesources

Hype Resources Folder

.hxs

Help 2 Compiled Help File

.htx

HTML Extension File

.hdml

Handheld Device Markup Language File

.htc

HTML Component File

.hdm

HDML File

.iwdgt

iWeb Widget File

.idc

Internet Database Connector File

.iqy

Internet Query

.itpc

iTunes Podcast Link File

.itms

iTunes Music Store Link File

.js

JavaScript File

.jsp

Java Server Page

.jspx

XML Java Server Page

.jsf

Java Script Command File