MIME Type Lookup

Search MIME types by file extension or content type. Covers images, video, audio, fonts, documents, and code. 100% client-side. 100% free and private.

Free MIME Type Lookup

Quickly find the official Content-Type for any file extension. Useful when writing server responses, configuring file uploads, or debugging Content-Type mismatches.

Common Uses

  • Set correct HTTP Content-Type headers
  • Configure file attributes
  • Debug upload validation issues
  • Pick the right type for a Blob constructor
  • Look up image, video, audio, and font types fast

How It Works

The dataset is an in-memory list of common MIME types from the IANA registry. Search runs in JavaScript with simple substring matching on extension, MIME string, and category.

Privacy

All lookups happen on your device. Nothing is sent to a server.

Related: HTTP Status Lookup, URL Parser, User Agent Parser.

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More Frequently Asked Questions

Is MIME the same as Content-Type?

Yes — 'Content-Type' is the HTTP header name; 'MIME type' is what goes in it.

Can a file have multiple MIME types?

Yes —

avoids encoding ambiguity.

Is the lookup data stored online?

The full table ships with the page. No server calls happen on lookup.