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

.json

JavaScript Object Notation File

.jnlp

Java Web Start File

.jst

JavaServer Page Document

.jss

JavaScript Style Sheet File

.jws

Java Web Services File

.jhtml

Java HTML Web Page

.jspa

Java Servlet Alias

.jcz

Liquid Motion Animation

.jvs

JavaScript Proxy Autoconfig File

.kit

CodeKit File

.lbc

Cloaked Affiliate Link Builder Saved Link

.less

LESS Style Sheet

.lasso

Lasso Database-Driven Web Page

.map

Image Map

.maff

Mozilla Archive Format File

.mvc

MivaScript Compiled File

.muse

Adobe Muse Website Project

.mspx

Microsoft ASP.NET Web Page

.mht

MHTML Web Archive

.mhtml

MIME HTML File

.nzb

NewzBin Usenet Index File

.nod

NetObjects Fusion File

.nxg

eSite Builder NXG Web Page

.opml

Outline Processor Markup Language File

.obml16

Opera Mini Saved Web Page

.obml

Opera Mini Saved Web Page

.olp

Office Live Package

.oam

Adobe Edge Animate Widget File

.obml15

Opera Mini Saved Web Page

.ognc

Dynamic Web Page

.oth

OpenDocument HTML Template

.php

PHP Source Code File

.prf

PICS Rules File

.pro

Adobe Proto Design File

.p12

Personal Information Exchange File

.pac

Proxy Auto-Config File

.pub

Public Key File

.psp

PL/SQL Server Page

.p7c

PKCS #7 Certificate File

.pem

Privacy Enhanced Mail Certificate

.p7b

PKCS #7 Certificate File

.qbo

QuickBooks Online Bank Statement File

.qf

Qompose Web Page Template

.qrm

Qworum Message File

.rss

Rich Site Summary

.rwsw

RapidWeaver Site File

.rflw

Edge Reflow Data File

.rjs

Ruby Javascript File

.rhtml

Ruby HTML Web Page

.rwp

RapidWeaver Package

.rt

RealText Streaming Text File

.rwtheme

RapidWeaver Theme

.rw3

RapidWeaver 3 Site File

.stl

Certificate Trust List

.spc

Software Publisher Certificate File

.sdb

SocialDecks Blog File

.srf

Server Response File

.stm

SSI Web Page

.stp

SharePoint Template

.sites2

iWeb Site Design Project

.ssp

Scala Server Page

.sitemap

ASP.NET Site Map File

.swz

Adobe Flash Player Cache File

.sites

iWeb Site Design Project

.scss

Sass Cascading Style Sheet

.stc

Contribute Connection Key File

.suck

SiteSucker Website File

.saveddeck

Nokia Saved Web Page

.shtml

Server Side Include HTML File

.shtm

HTML Server Side Include File

.tvvi

TitanTV Television Listing File

.tvpi

TitanTV Television Listing File

.ucf

WebEx Media File

.url

Internet Shortcut

.uhtml

UC Browser Saved Webpage

.vdw

Visio Web Drawing

.vbhtml

ASP.NET Razor Web Page

.vsdisco

DISCO Dynamic Discovery Document

.vbd

Visual Basic ActiveX Document

.vrml

VRML File

.vlp

LiveSite Project

.vrt

Virtual World

.wsdl

Web Services Description Language File

.wdgt

Opera Widget

.wml

Wireless Markup Language File

.wgt

Opera Widget File

.webarchive

Safari Web Archive

.webhistory

Safari Web History File

.webbookmark

Safari Web Bookmark File

.website

Internet Explorer Pinned Site Shortcut

.widget

HybridJava Widget

.wpp

WebPlus Project File

.web

Xara Web Document

.webloc

Mac OS X Website Location

.wrf

WebEx Recording

.whtt

HTTrack Website Copier File

.woa

WebObjects Application

.wpx

WebPlus Project Template

.webarchivexml

Android Web Browser Archive

.wbs

WebBlender Project File

.wn

WN Web File

.wbxml

WAP Binary XML File

.wgp

Web Gallery Project

.xhtml

Extensible Hypertext Markup Language File

.xfdl

XFDL File

.xhtm

Extensible Hypertext Markup Language Document

.xbel

XBEL Bookmarks File

.xul

XML User Interface Language File

.xpd

XML Pipeline Document

.xht

XHTML File

.xws

Xara Web Designer Graphic

.xbl

Extensible Binding Language File

.xss

XML Style Sheet

.zhtml

RabbitWeb Webpage

.zhtml

Secure IE Zipped HTML File

.zul

ZK User Interface File

.zfo

XSL-FO Online Form

.zvz

Possible Virus File