The X
extension name file type Classification
A4P A4Desk Pro Project File web file
A5W Alpha Five Webpage File web file
ADR Opera Bookmarks File web file
AEX Alpha Five Compiled Global Functions File web file
ALX ActiveX Layout Control File web file
AN Adobe Edge Animate Project File web file
AP Active Page web file
APPCACHE HTML5 Cache Manifest File web file
ARO SteelArrow Web Application File web file
ASA ASP Configuration File web file
ASAX ASP.NET Server Application File web file
ASCX ASP.NET User Control File web file
ASHX ASP.NET Web Handler File web file
ASMX ASP.NET Web Service File web file
ASP Active Server Page web file
ASPX Active Server Page Extended File web file
ASR ActionScript Remote Document web file
ATOM Atom Syndication Format web file
ATT Web Form Post Data File web file
AWM AllWebMenus Project File web file
AXD ASP.NET Web Handler File web file
BML Bean Markup Language File web file
BOK ProStores Dynamic Web Page web file
BR Brotli Compressed File web file
BROWSER ASP.NET Browser Definition File web file
BTAPP uTorrent App web file
BWP BuRg3r Web Page web file
CCBJS CopperCube JavaScript File web file
CDF Channel Definition Format web file
CER Internet Security Certificate web file
CFM ColdFusion Markup File web file
CFML ColdFusion Markup Language File web file
CHA IRC Chat Configuration File web file
CHAT IRC Chat Configuration File web file
CHM Compiled HTML Help File web file
CMS Content Management System web file
CODASITE Coda Site File web file
COMPRESSED WordCompress Compacted Web File web file
CON Concept Application Source File web file
CPG Cool Page Project File web file
CPHD CloudChan Pre-processed Hypertext Document web file
CRL Certificate Revocation List File web file
CRT Security Certificate web file
CSHTML ASP.NET Razor Web Page web file
CSP Concept Server Page web file
CSR Certificate Signing Request File web file
CSS Cascading Style Sheet web file
DAP Access Data Access Page web file
DBM ColdFusion Server File web file
DCR Shockwave Media File web file