File Types & MIME Cheatsheet

This cheatsheet provides a comprehensive and practical reference for common file types, extensions, and MIME types. Use it to quickly look up the meaning and usage of any file type or extension.

Use the search bar to quickly find specific file extensions or browse through categories for a complete reference.

Images

.jpg, .jpeg

Type: JPEG Image
MIME: image/jpeg

.png

Type: Portable Network Graphics
MIME: image/png

.gif

Type: Graphics Interchange Format
MIME: image/gif

.bmp

Type: Bitmap Image
MIME: image/bmp

.webp

Type: WebP Image
MIME: image/webp

.svg

Type: Scalable Vector Graphics
MIME: image/svg+xml

.ico

Type: Icon
MIME: image/x-icon

.tiff, .tif

Type: Tagged Image File Format
MIME: image/tiff

.avif

Type: AVIF Image
MIME: image/avif

Documents

.pdf

Type: Portable Document Format
MIME: application/pdf

.doc

Type: Microsoft Word 97-2003
MIME: application/msword

.docx

Type: Microsoft Word (OpenXML)
MIME: application/vnd.openxmlformats-officedocument.wordprocessingml.document

.xls

Type: Microsoft Excel 97-2003
MIME: application/vnd.ms-excel

.xlsx

Type: Microsoft Excel (OpenXML)
MIME: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

.ppt

Type: Microsoft PowerPoint 97-2003
MIME: application/vnd.ms-powerpoint

.pptx

Type: Microsoft PowerPoint (OpenXML)
MIME: application/vnd.openxmlformats-officedocument.presentationml.presentation

.txt

Type: Plain Text
MIME: text/plain

.rtf

Type: Rich Text Format
MIME: application/rtf

.odt

Type: OpenDocument Text
MIME: application/vnd.oasis.opendocument.text

.ods

Type: OpenDocument Spreadsheet
MIME: application/vnd.oasis.opendocument.spreadsheet

.csv

Type: Comma-Separated Values
MIME: text/csv

.md

Type: Markdown
MIME: text/markdown

.epub

Type: eBook (EPUB)
MIME: application/epub+zip

Audio

.mp3

Type: MPEG Audio Layer III
MIME: audio/mpeg

.wav

Type: Waveform Audio
MIME: audio/wav

.ogg

Type: Ogg Vorbis Audio
MIME: audio/ogg

.flac

Type: Free Lossless Audio Codec
MIME: audio/flac

.aac

Type: Advanced Audio Coding
MIME: audio/aac

.m4a

Type: MPEG-4 Audio
MIME: audio/mp4

.opus

Type: Opus Audio
MIME: audio/opus

.mid, .midi

Type: MIDI Audio
MIME: audio/midi

Video

.mp4

Type: MPEG-4 Video
MIME: video/mp4

.mkv

Type: Matroska Video
MIME: video/x-matroska

.webm

Type: WebM Video
MIME: video/webm

.mov

Type: QuickTime Movie
MIME: video/quicktime

.avi

Type: Audio Video Interleave
MIME: video/x-msvideo

.wmv

Type: Windows Media Video
MIME: video/x-ms-wmv

.flv

Type: Flash Video
MIME: video/x-flv

.3gp

Type: 3GPP Multimedia
MIME: video/3gpp

.m4v

Type: MPEG-4 Video
MIME: video/x-m4v

Archives & Compressed

.zip

Type: ZIP Archive
MIME: application/zip

.rar

Type: RAR Archive
MIME: application/vnd.rar

.7z

Type: 7-Zip Archive
MIME: application/x-7z-compressed

.tar

Type: Tape Archive
MIME: application/x-tar

.gz

Type: Gzip Compressed
MIME: application/gzip

.bz2

Type: Bzip2 Compressed
MIME: application/x-bzip2

.xz

Type: XZ Compressed
MIME: application/x-xz

.iso

Type: ISO Disk Image
MIME: application/x-iso9660-image

.dmg

Type: Apple Disk Image
MIME: application/x-apple-diskimage

Code & Scripts

.js

Type: JavaScript
MIME: application/javascript

.ts

Type: TypeScript
MIME: application/typescript

.json

Type: JSON
MIME: application/json

.html, .htm

Type: HTML Document
MIME: text/html

.css

Type: Cascading Style Sheets
MIME: text/css

.py

Type: Python
MIME: text/x-python

.java

Type: Java
MIME: text/x-java-source

Type: C
MIME: text/x-c

.cpp

Type: C++
MIME: text/x-c++

.sh

Type: Shell Script
MIME: application/x-sh

.php

Type: PHP
MIME: application/x-httpd-php

.rb

Type: Ruby
MIME: application/x-ruby

.go

Type: Go
MIME: text/x-go

.xml

Type: XML Document
MIME: application/xml

.yml, .yaml

Type: YAML Document
MIME: text/yaml

.bat

Type: Batch File
MIME: application/x-msdos-program

.pl

Type: Perl
MIME: application/x-perl

Web & Fonts

.woff

Type: Web Open Font Format
MIME: font/woff

.woff2

Type: Web Open Font Format 2
MIME: font/woff2

.ttf

Type: TrueType Font
MIME: font/ttf

.otf

Type: OpenType Font
MIME: font/otf

.eot

Type: Embedded OpenType Font
MIME: application/vnd.ms-fontobject

.map

Type: Source Map
MIME: application/json

.swf

Type: Shockwave Flash
MIME: application/x-shockwave-flash

Others

.apk

Type: Android Package
MIME: application/vnd.android.package-archive

.exe

Type: Windows Executable
MIME: application/vnd.microsoft.portable-executable

.msi

Type: Windows Installer
MIME: application/x-msi

.deb

Type: Debian Package
MIME: application/vnd.debian.binary-package

.rpm

Type: Red Hat Package Manager
MIME: application/x-rpm

.psd

Type: Photoshop Document
MIME: image/vnd.adobe.photoshop

.ai

Type: Adobe Illustrator
MIME: application/postscript

.ics

Type: iCalendar File
MIME: text/calendar

.vcf

Type: vCard File
MIME: text/vcard

Features

Quick search functionality
Organized by categories
Clear type and MIME descriptions
Common and advanced use cases covered
Easy to copy extensions
Responsive design
Perfect for quick reference