Sass (Syntactically Awesome Style Sheets) is a preprocessor scripting language that is compiled or interpreted into Casc...
XHTML (eXtensible HyperText Markup Language) is a markup language that is a reformulation of HTML 4 as an XML applicatio...
An ASMX file is a source file format used by Microsoft's ASP.NET framework to develop and deploy web services. These fil...
The .prg file extension is a versatile format primarily used to store program source code or executable binary data acro...
An SDK (Software Development Kit) file typically represents a package containing a comprehensive collection of tools, li...
A file with the .src extension is a generic source code file used by various programming languages and software developm...
A .nib file, short for "NeXT Interface Builder" file, is a resource file primarily used in Apple's macOS and iOS applica...
Web Services Description Language (WSDL) is an XML-based file format used to describe the technical details and function...
XIB files are XML-based files used within Apple's Xcode integrated development environment (IDE) to define the user inte...
The .cpp file extension is overwhelmingly associated with C++ source code files. C++ is a powerful, general-purpose prog...
A file with the .svc extension is a Windows Communication Foundation (WCF) service file used primarily by Microsoft's In...
An ASHX file is a web handler file used by the Microsoft ASP.NET framework to process specific requests on a web server....
The .asm file extension is primarily associated with source code files written in Assembly Language. Assembly language i...
The .hpp file extension is commonly used for C++ Header Files, which are essential components in C++ programming project...
A CXX file is a source code file written in the C++ programming language. C++ is a powerful, general-purpose, compiled p...
Categories are organized by file type purpose: Documents, Images, Audio, Video, Archives, Executables, Data files, and Programming files.
Yes, use the alphabetic filter buttons to quickly find extensions starting with specific letters.
Each extension page includes software compatibility, file descriptions, alternatives, and usage information.