FILE TYPE COLLECTION
Common File Types & File Extensions
Browse common file types and a file extensions list covering documents, images, archives, data files, 3D formats, fonts and other everyday formats.
Common File Extensions
Use this file extension list to identify a format, understand its common use, and open the detailed guide.
| Extension | Format / file type | Common use | Category |
|---|---|---|---|
| .3MF | 3D Manufacturing Format | Transfer 3D models and manufacturing information between design, service and printing systems | 3D models |
| .APK | Android Application Package — Android scope | Package Android application files for distribution. | Archives |
| .AVIF | AV1 Image File Format | Store AV1 still images or image collections in a HEIF-based file | Images |
| .CAMREC | Camtasia Recording File | Store editable Camtasia Studio screen-recording source data | Other common file types |
| .CONF | Application Configuration File | Configure NGINX through nginx.conf and included configuration files. | Data & configuration |
| .CSV | Comma-Separated Values | Exchange rows and columns between applications | Data & configuration |
| .DCM | DICOM File | Exchange a DICOM SOP instance with transfer-syntax metadata | Documents |
| .DEB | Debian Binary Package | Distribute a binary package with control metadata and a filesystem payload. | Archives |
| .EML | Email Message | Retain a saved message that can be reopened in a mail application. | Documents |
| .EPUB | EPUB Publication | Deliver a reflowable or fixed-layout electronic publication and its resources | Documents |
| .EXE | Windows Executable File — Scope | Distribute executable Windows applications for a particular machine architecture. | Other common file types |
| .GHO | Norton Ghost Image | Store a Ghost disk or partition image for supported recovery workflows | Archives |
| .GHS | Ghost Split Image Segment | Store additional parts of a Ghost image split across files. | Archives |
| .GLB | Binary glTF | Share a model as a single-file Blender export | 3D models |
| .GLTF | glTF JSON Asset | Export a model with separate geometry and texture files | 3D models |
| .GZ | GZIP Compressed File | Compress a byte stream for storage or transfer | Archives |
| .HEIC | HEVC Image File | Store HEVC-compressed still images and multi-image content | Images |
| .HEIF | High Efficiency Image File Format | Package one or more compressed images and associated metadata | Images |
| .ICS | iCalendar | Exchange calendar events | Other common file types |
| .JPG | JPEG Image | Store and exchange compressed photographic images | Images |
| .JSON | JavaScript Object Notation | Exchange structured application data | Data & configuration |
| .KMZ | KML Zipped Archive | Package geographic features and their supporting resources for use in an earth browser | Data & configuration |
| .LNK | Windows Shortcut File | Provide a shortcut to a local or network object or launch an application with stored settings. | Other common file types |
| .MD | Markdown Text — Markdown scope | Write readable documentation using headings, lists, links and emphasis. | Documents |
| .MID | Standard MIDI File | Exchange time-stamped musical performance and sequence data | Other common file types |
| .OBJ | Wavefront OBJ | Exchange polygonal surface geometry between 3D applications | 3D models |
| .ODT | OpenDocument Text | Store an editable word-processing document using the OpenDocument standard | Documents |
| .OTF | OpenType CFF Font | Store a table-based font for use by supporting font systems | Fonts |
| Portable Document Format | Exchange a fixed-layout document across applications and platforms | Documents | |
| .PNG | Portable Network Graphics | Screenshots | Images |
| .PY | Python Source File | Store Python scripts that the interpreter can execute. | Data & configuration |
| .RAR | RAR Archive | Store files and folders together in a compressed archive. | Archives |
| .SRT | SubRip Subtitle | Deliver timed subtitles or captions beside prerecorded media | Documents |
| .STL | STereoLithography | Exchange triangular surface geometry | 3D models |
| .SVG | Scalable Vector Graphics | Publish scalable icons, diagrams and illustrations that can be styled or embedded on the web | Images |
| .TIB | Acronis Backup Archive | Store legacy Acronis full, incremental or differential backups | Archives |
| .TIBX | Acronis TIBX Backup | Store recoverable copies of disk, partition or machine data in an Acronis backup workflow. | Archives |
| .TOML | TOML | Write human-edited application configuration | Data & configuration |
| .TREC | Camtasia TREC Recording | Keep screen, camera, audio and cursor information together as editable recording media. | Other common file types |
| .TSCPROJ | Camtasia TSCPROJ Project | Save edits and references to source media for an ongoing Camtasia video project. | Other common file types |
| .TTF | TrueType Font | Store a table-based font for use by supporting font systems | Fonts |
| .URL | Internet Shortcut | Store a small shortcut to a web page or other remote URL | Other common file types |
| .VBS | VBScript File | Automate Windows tasks through VBScript and Windows Script Host | Other common file types |
| .WEBP | WebP Image | Deliver compressed still or animated images, including images with alpha transparency | Images |
| .WOFF2 | Web Open Font Format 2 | Deliver linked fonts through CSS @font-face | Fonts |
| .WSF | Windows Script File | Package script jobs, runtime metadata and references to external scripts. | Other common file types |
| .XML | Extensible Markup Language | Represent structured documents with elements and attributes | Data & configuration |
| .XPS | XML Paper Specification Document | Exchange fixed-layout paginated documents | Documents |
| .YAML | YAML | Store configuration and serialized application data | Data & configuration |
| .ZIP | ZIP Archive | Package multiple files and directories into one transferable archive | Archives |
How to use this file type list
Browse common file types and file extensions by category, including documents, images, archives, data files, fonts and 3D formats. See what each format is commonly used for and open its detailed extension guide.
Find an extension
Use the extension list to identify a file type, its common use and the category that contains its detailed guide.
Open the detailed guide
Each extension guide explains what the format is, how to open it, where it is commonly used and which technical facts are documented.
Browse by category
Continue to the image, document, data, 3D, font or archive hub for a focused list and practical compatibility guidance.
File Types by Category
Common tasks and format choices
Typical workflows
Import calendar events, play MIDI, review shortcuts, or recover application-specific files. Start from the task and the application that created the file.
Compatibility checklist
Calendar, media, script, shortcut, and backup files are unrelated formats. Use the extension guide to identify the correct workflow before opening or executing anything.