Category/Subcategory

File extension

Description

Texts

text/css

css

CSS style sheet file

text/html

html, htm

HTML file

text/javascript

js

JavaScript file

text/plain

txt, c, cc, g, h, hh, m, f90

Plain text file

text/richtext

rtx

MIME Richtext

text/xml

xml

XML file

Images

image/gif

gif

GIF graphic

image/ief

ief

Image Exchange Format

image/jpeg

jpeg, jpg , jpe

JPEG graphic

image/x-rgb

rgb

RBG graphic

image/x-windowdump

xwd

X-Windows dump

image/tiff

tiff, tif

TIFF graphic

image/bmp

bmp

Icon

image/ico

ico

Icon (Windows)

Audio

audio/basic

au, snd

AU and SND sound files

audio/x-aiff

aif, aiff, aifc

AIFF sound file

audio/x-midi

midi, mid

MIDI file

audio/x-pn-realaudio

ram, ra

RealAudio file

audio/x-pn-realaudio-plugin

rpm

RealAudio plugin file

Video

video/mpeg

mpeg, mpg, mpe

MPEG video

video/x-msvideo

avi

Microsoft AVI video

video/x-sgi-movie

movie

Microsoft SGI video

video/quicktime

qt, mov

Quicktime video

Applications

application/acad (NCSA)

dwg

AutoCAD file

application/dxf (CERN)

dxf

AutoCAD file

application/mif

mif

Maker Interchange Format (Adobe FrameMaker)

application/msword

doc, dot

MS Word file

application/mspowerpoint

ppt, ppz, pps, pot

MS PowerPoint file

application/msexcel

xls, xla

MS Excel file

application/mshelp

hlp, chm

MS Windows help file

application/octet-stream

com, exe, bin, dll, class

Executable file or program code file

application/pdf

pdf

PDF file (Adobe Acrobat Exchange/Reader)

application/postscript

ai, eps, ps

Postscript file (Adobe)

application/rtf

rtf

RTF file (Microsoft)