Content-Types collection

Application

application/java-archive
application/EDI-X12
application/EDIFACT
application/javascript
application/octet-stream
application/ogg
application/pdf
application/xhtml+xml
application/x-shockwave-flash
application/json
application/ld+json
application/xml
application/zip
application/x-www-form-urlencoded

Audio

audio/mpeg
audio/x-ms-wma
audio/vnd.rn-realaudio
audio/x-wav

Image

image/gif
image/jpeg
image/png
image/tiff
image/vnd.microsoft.icon
image/x-icon
image/vnd.djvu
image/svg+xml

Multipart

multipart/mixed
multipart/alternative
multipart/related (using by MHTML (HTML mail).)
multipart/form-data

Text

text/css
text/csv
text/html
text/javascript (obsolete)
text/plain
text/xml

Video

video/mpeg
video/mp4
video/quicktime
video/x-ms-wmv
video/x-msvideo
video/x-flv
video/webm

Vnd

application/vnd.android.package-archive
application/vnd.oasis.opendocument.text
application/vnd.oasis.opendocument.spreadsheet
application/vnd.oasis.opendocument.presentation
application/vnd.oasis.opendocument.graphics
application/vnd.ms-excel
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
application/vnd.ms-powerpoint
application/vnd.openxmlformats-officedocument.presentationml.presentation
application/msword
application/vnd.openxmlformats-officedocument.wordprocessingml.document
application/vnd.mozilla.xul+xml