Web Files
The Web Files category includes files related to websites and Web servers. These include static and dynamic webpages, Web applications, and files referenced by webpages. Files generated by Web development software are also included in this category.
Common Web file extensions include .HTML, .ASP, .PHP, and .CSS.
| Extension | File Type | Popularity |
|---|---|---|
| .ASTX | Active Server Template Extended File | 4.4 |
| .SCSS | Sass Cascading Style Sheet | 4.3 |
| .KEY | Privacy-Enhanced Mail Private Key | 4.3 |
| .MML | Mathematical Markup Language File | 4.3 |
| .GMI | Gemtext Document | 4.3 |
| .SSP | Scala Server Page | 4.3 |
| .BTAPP | uTorrent App | 4.3 |
| .XHTM | Extensible Hypertext Markup Language Document | 4.3 |
| .ARO | SteelArrow Web Application File | 4.3 |
| .H5P | HTML5 Content Package | 4.3 |
| .P7B | PKCS #7 Certificate File | 4.2 |
| .XD | Adobe XD Document | 4.2 |
| .ASAX | ASP.NET Server Application File | 4.1 |
| .A5W | Alpha Five Webpage File | 4.1 |
| .BML | Bean Markup Language File | 4.1 |
| .JSPA | Java Servlet Alias | 4.1 |
| .VRT | Virtual World | 4.1 |
| .DLL | DLL Dynamic Webpage | 4.1 |
| .WHTT | HTTrack Website Copier File | 4.1 |
| .PHP | PHP Source Code File | 4.1 |
| .CSHTML | ASP.NET Razor Webpage | 4.1 |
| .DHTML | Dynamic HTML file | 4.1 |
| .WEBSITE | Internet Explorer Pinned Site Shortcut | 4.1 |
| .DOWNLOAD | Partially Downloaded File | 4.1 |
| .CRT | Security Certificate | 4.0 |
| .XUL | XML User Interface Language File | 4.0 |
| .VSDISCO | DISCO Dynamic Discovery Document | 4.0 |
| .RJS | Ruby Javascript File | 4.0 |
| .WEBBOOKMARK | Safari Web Bookmark File | 4.0 |
| .FWTEMPLATE | Freeway Template | 4.0 |
| .OBML15 | Opera Mini Saved Webpage | 4.0 |
| .MJS | Node.js ES Module File | 4.0 |
| .DUCKLOAD | DuckDuckGo Partially Downloaded File | 4.0 |
| .WKDOWNLOAD | Epiphany Partially Downloaded File | 4.0 |
| .ASTRO | Astro Website Component | 4.0 |
| .P7 | PKCS #7 Digital Certificate File | 4.0 |
| .JSON5 | JSON5 Data File | 4.0 |
| .NOJEKYLL | GitHub Pages NoJekyll File | 4.0 |
| .JS | JavaScript File | 4.0 |
| .DCR | Shockwave Media File | 4.0 |
| .CSS | Cascading Style Sheet | 4.0 |
| .ZUL | ZK User Interface File | 4.0 |
| .PAC | Proxy Auto-Config File | 3.9 |
| .DOCHTML | Microsoft Word HTML Document | 3.9 |
| .SPC | Software Publisher Certificate File | 3.9 |
| .HTACCESS | Apache HTACCESS File | 3.9 |
| .P7C | PKCS #7 Certificate File | 3.9 |
| .PEM | Privacy Enhanced Mail Certificate | 3.9 |
| .TPL | HTTP File Server Template | 3.9 |
| .SITE | GoLive Website Project File | 3.9 |
| .APPCACHE | HTML5 Cache Manifest File | 3.9 |
| .A4P | A4Desk Pro Project File | 3.8 |
| .ASPX | Active Server Page Extended Webpage | 3.8 |
| .WEBMANIFEST | Progressive Web Application Manifest | 3.8 |
| .SEAM | Seam Framework Java Servlet File | 3.8 |
| .JSON | JavaScript Object Notation File | 3.8 |
| .KIT | CodeKit File | 3.8 |
| .PRIVATE | OpenSSL Private Key | 3.8 |
| .SVR | Compressed Virtual World | 3.8 |
| .DWT | Dreamweaver Webpage Template | 3.8 |
| .DAP | Access Data Access Page | 3.8 |
| .BR | Brotli Compressed File | 3.8 |
| .HTM | Hypertext Markup Language File | 3.8 |
| .GSP | IMail Error Message File | 3.8 |
| .OAM | Adobe Edge Animate Widget File | 3.8 |
| .HTC | HTML Component File | 3.8 |
| .WBS | WebBlender Project File | 3.8 |
| .ASR | ActionScript Remote Document | 3.7 |
| .SHTML | Server Side Include HTML File | 3.7 |
| .ASCX | ASP.NET User Control File | 3.7 |
| .AP | Active Page | 3.7 |
| .OBML16 | Opera Mini Saved Webpage | 3.7 |
| .EDGE | Adobe Edge Project File | 3.7 |
| .CHAT | IRC Chat Configuration File | 3.7 |
| .GNE | Flickr Webpage | 3.7 |
| .MASTER | ASP.NET Master Page | 3.7 |
| .URL | URL Shortcut File | 3.7 |
| .CHM | Compiled HTML Help File | 3.7 |
| .XPD | XML Pipeline Document | 3.7 |
| .DISCO | DISCO Discovery Document | 3.7 |
| .EPIBRW | Web File Location | 3.7 |
| .FWP | Microsoft Expression Web Package | 3.7 |
| .STRM | Stream Location File | 3.7 |
| .GSP | Groovy Server Page | 3.7 |
| .WARC | Web Archive | 3.7 |
| .RW3 | RapidWeaver 3 Site File | 3.7 |
| .PUBLIC | OpenSSL Public Key | 3.7 |
| .CSR | Certificate Signing Request File | 3.6 |
| .PRO | Adobe Proto Design File | 3.6 |
| .CHA | IRC Chat Configuration | 3.6 |
| .BOK | ProStores Dynamic Webpage | 3.6 |
| .SITES2 | iWeb Website Design Project | 3.6 |
| .PHP4 | PHP 4 Web Page | 3.6 |
| .PHP2 | PHP 2 Web Page | 3.6 |
| .P12 | Personal Information Exchange File | 3.6 |
| .OPML | Outline Processor Markup Language File | 3.6 |
| .HAR | HTTP Archive FIle | 3.6 |
| .DER | DER Digital Certificate | 3.6 |
| .ASP | Active Server Page | 3.6 |
| .AXD | ASP.NET Web Handler File | 3.6 |
| .MHTML | MIME HTML File | 3.6 |
| .OBML | Opera Mini Saved Webpage | 3.6 |
| .XSS | XML Style Sheet | 3.6 |
| .DOTHTML | Microsoft Word HTML Document Template | 3.6 |
| .PHTML | PHP Web Page | 3.6 |
| .RHTML | Ruby HTML Web Page | 3.6 |
| .CON | Concept Application Source File | 3.6 |
| .RSS | Rich Site Summary | 3.5 |
| .WSDL | Web Services Description Language File | 3.5 |
| .ASHX | ASP.NET Web Handler File | 3.5 |
| .HTML | Hypertext Markup Language File | 3.5 |
| .SRF | Server Response File | 3.5 |
| .ALX | ActiveX Layout Control File | 3.5 |
| .ASA | ASP Configuration File | 3.5 |
| .QF | Qompose Web Page Template | 3.5 |
| .AEX | Alpha Five Compiled Global Functions File | 3.5 |
| .BROWSER | ASP.NET Browser Definition File | 3.5 |
| .CRL | Certificate Revocation List File | 3.5 |
| .OLP | Office Live Package | 3.5 |
| .HYPERESOURCES | Hype Resources Folder | 3.5 |
| .SHT | HTML File with Server Side Includes | 3.5 |
| .FMP | 123 Flash Menu Project | 3.5 |
| .SPARKLE | Sparkle Website Project | 3.5 |
| .RAZOR | Razor Component File | 3.5 |
| .CMS | Content Management System | 3.5 |
| .DO | Java Servlet | 3.5 |
| .NZB | NewzBin Usenet Index File | 3.5 |
| .JNLP | Java Web Start File | 3.5 |
| .SDB | SocialDecks Blog File | 3.5 |
| .PPTMHTML | Microsoft PowerPoint MIME HTML Presentation | 3.5 |
| .XBEL | XBEL Bookmarks File | 3.4 |
| .UHTML | UC Browser Saved Webpage | 3.4 |
| .NODE | Node.js Binary Addon File | 3.4 |
| .WEB | Xara Web Document | 3.4 |
| .WDGT | Opera Widget | 3.4 |
| .JSP | Jakarta Server Page | 3.4 |
| .XFDL | XFDL File | 3.4 |
| .EWP | Ewisoft Website Project File | 3.4 |
| .HYPESYMBOL | Hype Symbol File | 3.4 |
| .FWTEMPLATEB | Freeway Template Bundle | 3.4 |
| .CFM | ColdFusion Markup File | 3.4 |
| .ZHTML | RabbitWeb Webpage | 3.4 |
| .MHT | MHTML Web Archive | 3.4 |
| .VRML | VRML File | 3.4 |
| .DBM | ColdFusion Server File | 3.4 |
| .WEBLOC | macOS Website Location | 3.4 |
| .CER | Internet Security Certificate | 3.4 |
| .XHT | XHTML File | 3.4 |
| .JSONL | JSON Lines File | 3.3 |
| .WML | Wireless Markup Language File | 3.3 |
| .AWM | AllWebMenus Project File | 3.3 |
| .ARC | Internet Archive Web Archive | 3.3 |
| .PAGE | HybridJava Web Page | 3.3 |
| .NDJSON | Newline Delimited JSON File | 3.3 |
| .MJML | Mailjet Markup Language File | 3.3 |
| .COMPRESSED | WordCompress Compacted Webpage | 3.3 |
| .MAFF | Mozilla Archive Format File | 3.3 |
| .HDML | Handheld Device Markup Language File | 3.3 |
| .JSPX | XML Jakarta Server Page | 3.3 |
| .PSP | PL/SQL Server Page | 3.3 |
| .SHTM | HTML Server Side Include File | 3.3 |
| .SITEMAP | ASP.NET Site Map File | 3.3 |
| .VDW | Visio Web Drawing | 3.3 |
| .DML | DynaScript File | 3.3 |
| .ITMS | iTunes Music Store Link File | 3.3 |
| .JSS | JavaScript Style Sheet File | 3.3 |
| .TPL | PrestaShop Template File | 3.3 |
| .XHTML | Extensible Hypertext Markup Language File | 3.2 |
| .UCF | WebEx Media File | 3.2 |
| .WPP | WebPlus Project File | 3.2 |
| .STML | SSI HTML File | 3.2 |
| .RT | RealText Streaming Text File | 3.2 |
| .VBD | Visual Basic ActiveX Document | 3.2 |
| .DISCOMAP | DISCO Discovery Output File | 3.2 |
| .SASS | Syntactically Awesome StyleSheets File | 3.2 |
| .HXS | Help 2 Compiled Help File | 3.1 |
| .STC | Contribute Connection Key File | 3.1 |
| .XBL | Extensible Binding Language File | 3.1 |
| .HYPE | Hype Document | 3.1 |
| .ZVZ | Possible Virus File | 3.1 |
| .CSP | Concept Server Page | 3.1 |
| .JHTML | Java HTML Web Page | 3.1 |
| .XWS | Xara Web Designer Graphic | 3.1 |
| .PUB | Public Key File | 3.1 |
| .SVC | WCF Web Service File | 3.1 |
| .WEBARCHIVE | Safari Web Archive | 3.0 |
| .HTX | HTML Extension File | 3.0 |
| .OGNC | Dynamic Web Page | 3.0 |
| .ZHTML | Secure IE Zipped HTML File | 3.0 |
| .ESPROJ | Espresso Project File | 3.0 |
| .CODASITE | Coda Site File | 3.0 |
| .MUSE | Adobe Muse Website Project | 3.0 |
| .NOD | NetObjects Fusion File | 3.0 |
| .SITES | iWeb Website Design Project | 3.0 |
| .HYPETEMPLATE | Hype Document Template | 3.0 |
| .FWTB | Freeway Template Bundle | 3.0 |
| .SRL | OpenSSL Security Certificate Serial Number | 3.0 |
| .IQY | Internet Query | 3.0 |
| .PRF | PICS Rules File | 3.0 |
| .WBXML | WAP Binary XML File | 3.0 |
| .ADR | Opera Bookmarks File | 3.0 |
| .PHTM | PHP-Based Web Page | 3.0 |
| .QBO | QuickBooks Online Bank Statement File | 2.9 |
| .TVVI | TitanTV Television Listing File | 2.9 |
| .ECE | Escenic Dynamic Web Page | 2.9 |
| .MSPX | Microsoft ASP.NET Web Page | 2.9 |
| .DOCMHTML | Microsoft Word MIME HTML Document | 2.9 |
| .WOA | WebObjects Application | 2.9 |
| .MVC | MivaScript Compiled File | 2.9 |
| .WGP | Web Gallery Project | 2.9 |
| .HDM | HDML File | 2.9 |
| .ATOM | Atom Syndication Format File | 2.8 |
| .FREEWAY | Freeway Document | 2.8 |
| .LASSO | Lasso Database-driven Webpage | 2.8 |
| .OTH | OpenDocument HTML Template | 2.8 |
| .IDC | Internet Database Connector File | 2.8 |
| .LBC | Cloaked Affiliate Link Builder Saved Link | 2.8 |
| .ATT | Web Form Post Data File | 2.8 |
| .VBHTML | ASP.NET Razor Web Page | 2.8 |
| .PHP3 | PHP 3 Web Page | 2.8 |
| .ZFO | XSL-FO Online Form | 2.8 |
| .MAP | Image Map | 2.8 |
| .WEBHISTORY | Safari Web History File | 2.7 |
| .WIDGET | HybridJava Widget | 2.7 |
| .JWS | Java Web Services File | 2.7 |
| .SWZ | Adobe Flash Player Cache File | 2.7 |
| .ITPC | iTunes Podcast Link | 2.7 |
| .MAPX | Mapjects Client Webparts File | 2.7 |
| .BWP | BuRg3r Web Page | 2.7 |
| .STL | Certificate Trust List | 2.6 |
| .TVPI | TitanTV Television Listing File | 2.6 |
| .CDF | Channel Definition Format | 2.6 |
| .ASMX | ASP.NET Web Service File | 2.5 |
| .WGT | Opera Widget File | 2.5 |
| .SAVEDDECK | Nokia Saved Web Page | 2.5 |
| .RWSW | RapidWeaver Site File | 2.5 |
| .RFLW | Edge Reflow Data File | 2.5 |
| .WBN | Web Bundle | 2.5 |
| .WEBARCHIVEXML | Android Web Browser Archive | 2.5 |
| .PHP5 | PHP 5 Web Page | 2.5 |
| .FACES | JavaServer FacesServlet Pointer | 2.5 |
| .KCMSF | Korean Central News Agency Website Script | 2.5 |
| .MVR | IBM HotMedia Multimedia File | 2.4 |
| .RWP | RapidWeaver Package | 2.4 |
| .LESS | LESS Style Sheet | 2.4 |
| .MOZ | Mozilla Cache File | 2.4 |
| .VLP | LiveSite Project | 2.4 |
| .NXG | eSite Builder NXG Web Page | 2.3 |
| .PTW | AutoCAD Publish To Web File | 2.3 |
| .STP | SharePoint Template | 2.3 |
| .QRM | Qworum Message File | 2.3 |
| .CCBJS | CopperCube JavaScript File | 2.3 |
| .AN | Adobe Edge Animate Project File | 2.2 |
| .WN | WN Web File | 2.2 |
| .PPTHTML | Microsoft PowerPoint HTML Presentation | 2.2 |
| .STM | SSI Web Page | 2.1 |
| .IWDGT | iWeb Widget File | 2.0 |
| .SUCK | SiteSucker Website File | 2.0 |
| .JCZ | Liquid Motion Animation | 2.0 |
| .CFML | ColdFusion Markup Language File | 2.0 |
| .JST | JavaServer Page Document | 2.0 |
| .CPG | Cool Page Project File | 2.0 |
| .WPX | WebPlus Project Template | 2.0 |
| .RWTHEME | RapidWeaver Theme | 2.0 |
| .CPHD | CloudChan Pre-processed Hypertext Document | 2.0 |
| .QBX | Blocks Landing Page | 2.0 |
| .HTML.MEM | Hypertext Markup Language Memory File | 2.0 |
| .JVS | JavaScript Proxy Autoconfig File | 2.0 |
| .FCGI | FastCGI File | 1.6 |