A list of file extensions used to identify types of computer files.
Overview
File Extensions
File extensions are identifiers appended to the end of filenames to indicate the type or format of a file. They are categorized into various categories such as documents, images, audio, video, and compressed files, and are used to open files with appropriate applications. Major extensions include .txt for text files, .pdf for PDF documents, .docx for Microsoft Word, .xlsx for Excel, .jpg and .png for images, .mp3 for audio, .mp4 for video, and .zip for compressed files.
file extensions
file formats
data formats
computer
documents
images
audio
video
| code | slug | name | description | category | extension |
|---|---|---|---|---|---|
| DOC-001 | txt | Plain Text File | The most basic text file format. | Text | .txt |
| DOC-002 | PDF Document | A platform-independent document format. | Document | ||
| DOC-003 | docx | Microsoft Word Document | The standard document format for Microsoft Word. | Document | .docx |
| DOC-004 | xlsx | Microsoft Excel Workbook | The standard spreadsheet format for Microsoft Excel. | Spreadsheet | .xlsx |
| DOC-005 | csv | CSV File | A comma-separated text data format. | Data | .csv |
| IMG-001 | jpg | JPEG Image | The most common compressed image format. | Image | .jpg |
| IMG-002 | png | PNG Image | A lossless compression image format supporting transparency. | Image | .png |
| IMG-003 | gif | GIF Image | An image format supporting animation. | Image | .gif |
| AUD-001 | mp3 | MP3 Audio | The most widely used compressed audio format. | Audio | .mp3 |
| AUD-002 | wav | WAVE Audio | The standard uncompressed audio format. | Audio | .wav |
| VID-001 | mp4 | MP4 Video | The most common digital video format. | Video | .mp4 |
| VID-002 | avi | AVI Video | A video container format developed by Microsoft. | Video | .avi |
| ARC-001 | zip | ZIP Archive | The most widely used compressed file format. | Archive | .zip |
| ARC-002 | rar | RAR Archive | A compressed file format with high compression ratio. | Archive | .rar |
| WEB-001 | html | HTML File | The standard markup language for web pages. | Web | .html |
| WEB-002 | css | CSS File | A language for defining web page styles. | Web | .css |
| CODE-001 | js | JavaScript File | A scripting language for adding dynamic functionality to web pages. | Program | .js |
| CODE-002 | py | Python Script | Source code file for the Python programming language. | Program | .py |