// reference
MIME Type Lookup.
Reverse-lookup MIME types. Find the right Content-Type header value for a file extension or vice-versa.
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Category
FAQ
What is a MIME type?
A MIME type (now officially "media type") describes the format of a file or message body — like text/html or image/png.
Where do these come from?
The list reflects common values from IANA plus widely-used unofficial types. It is a starting point, not a complete registry.