A .BTM file is a batch file used by Take Command Console (TCC), a command-line interpreter for Windows. TCC is a replace...
A .pyo file is a compiled version of a Python source code file (.py). It's created when Python is run with the `-O` or `...
ActiveX controls are small programs, also known as add-ons, that are used on the Internet to provide interactive content...
The Mach-O (Mach Object) file format is a file format used by macOS, iOS, watchOS, and tvOS for executables, object code...
A .NET Assembly file, typically with the extension '.dll' (Dynamic Link Library) or '.exe' (Executable), is a compiled u...
The .app extension on macOS signifies an Application Bundle. This isn't a single file, but rather a directory (presented...
The 'a.out' file extension, short for "assembler output," historically represents an executable file format primarily us...
OCX files are components used in the Microsoft Windows operating system. They are essentially Dynamic Link Libraries (DL...
The Executable and Linkable Format (ELF) is a common standard file format for executables, object code, shared libraries...
AppImage is a format for distributing portable software on Linux without needing superuser permissions to install the ap...
A DRV file is a device driver file. Device drivers are essential software components that enable the operating system to...
The .appx file extension is used for application packages in the Universal Windows Platform (UWP). It's essentially a ZI...
The Common Object File Format (COFF) is a file format used for object code, executables, and shared libraries in various...
A .pyz file is a Python Zip Application, which is an archive containing Python code that can be executed directly. It's ...
A .pkg file is a package installer used on macOS. It's essentially an archive containing the files and instructions need...
A VXD file is a Virtual Device Driver file used in older versions of Microsoft Windows, specifically Windows 3.x, 95, 98...
A .dll (Dynamic Link Library) file is a library that contains code and data that can be used by more than one program at...
An OCX file is a type of file used by Microsoft Windows operating systems. OCX stands for OLE Control Extension, where O...
OCX files are components used by Windows operating systems to provide reusable functionality to different software appli...
A .COM file is an executable file format used primarily in DOS and early Windows operating systems. It's one of the simp...
An OCX file is a type of file used in older versions of Microsoft Windows. The extension stands for OLE Control Extensio...
A Flatpak bundle is a self-contained package format used for distributing applications on Linux. It includes the applica...
The MSI file format is used by the Windows Installer, a software installation and configuration service for Microsoft Wi...
A CMD file is a script file used by the Windows command interpreter (cmd.exe). It contains a series of commands written ...
Categories are organized by file type purpose: Documents, Images, Audio, Video, Archives, Executables, Data files, and Programming files.
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Each extension page includes software compatibility, file descriptions, alternatives, and usage information.