What is MIME type?

A MIME type — now formally a media type — labels the format of a file or HTTP body, written as type/subtype, such as text/html or image/png. IANA maintains the registry.

3 tools that work with MIME type

Files never leave your browser.

Encoders & Decoders2

Base64 to File ConverterDecode Base64, a data URI or hex back into a downloadable file, with the type detected automatically.File to Base64 ConverterEncode any file — image, PDF, video, font, archive — as Base64, a data URI, hex or a byte array.

Browser & Device1

File Type IdentifierIdentify any file from its magic bytes, and see whether the extension is telling the truth.

Related terms

Terms that appear alongside MIME type on the same tools.

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