The .gnumeric file extension is associated with spreadsheet files created by Gnumeric, a free and open-source spreadshee...
A .hdd file is a hard disk image file, essentially a complete sector-by-sector copy of a physical hard drive or a partit...
A PLT file is a vector graphics file format primarily associated with Hewlett-Packard Graphics Language (HPGL). HPGL is ...
A plain text file (.txt) is a simple, unformatted document that contains only text characters, adhering to a character e...
The .x_t file extension is associated with Parasolid, a geometric modeling kernel. These files contain 3D solid model da...
TTML (Timed Text Markup Language) is an XML-based text format designed for representing timed text information. It's pri...
A memory dump file (.dump) is a snapshot of the memory of a computer system or a specific process at a particular point ...
STL (Stereolithography) is a file format native to the stereolithography CAD software created by 3D Systems. STL files d...
A .reg file is a text-based file format used by Microsoft Windows to store and import registry settings. The Windows Reg...
The .ttf file extension represents a TrueType Font file. TrueType is a font standard developed by Apple and Microsoft in...
A VHD (Virtual Hard Disk) file is a disk image format that represents a virtual hard drive. It essentially acts as a con...
The ARFF (Attribute-Relation File Format) is a text file format developed by the Machine Learning Group at the Universit...
The PDF (Portable Document Format) file format is a widely used standard developed by Adobe for representing documents i...
The .wpd file extension is primarily associated with WordPerfect, a word processing application developed by Corel. This...
An INF file, short for Setup Information file, is a plain text file format used by Microsoft Windows for installing soft...
The .stp file extension, also known as STEP (Standard for the Exchange of Product Data), represents a 3D graphic file fo...
AZW3, also known as Kindle Format 8 (KF8), is a refined version of the AZW file format used by Amazon Kindle e-readers. ...
JSON (JavaScript Object Notation) is a lightweight, human-readable data-interchange format. It is widely used for transm...
The .pages file extension is associated with documents created by Apple Pages, a word processing and page layout applica...
STEP files, identified by the '.step' or '.stp' extension, are a widely used ISO standard (ISO 10303) for representing 3...
An OBB file is an expansion file used by the Android operating system to store additional data for applications. Because...
The 3DM file format is a file extension used by Rhinoceros 3D, a popular NURBS (Non-Uniform Rational B-Splines) modeling...
A '.partial' file extension typically indicates an incomplete or partially downloaded file. These files are created by d...
A Shared Object file, often referred to as a Flash cookie or Local Shared Object (LSO), is a data file used by Adobe Fla...
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.