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MIME Type Detector

Automatically detect and identify MIME types for any file based on extension and content

Free to use, no watermarks, runs in your browser—nothing uploads to our servers

Common MIME Types Reference

.pdf

application/pdf

PDF Document

.jpg

image/jpeg

JPEG Image

.png

image/png

PNG Image

.gif

image/gif

GIF Image

.svg

image/svg+xml

SVG Vector

.mp4

video/mp4

MP4 Video

.mp3

audio/mpeg

MP3 Audio

.zip

application/zip

ZIP Archive

.json

application/json

JSON Data

.xml

application/xml

XML Document

.txt

text/plain

Plain Text

.html

text/html

HTML Document

.css

text/css

CSS Stylesheet

.js

application/javascript

JavaScript

Understanding MIME Types

Structure: MIME types follow the format "type/subtype" (e.g., "image/jpeg")

Main Categories: image, video, audio, text, application, multipart, and more

Usage: Web servers, email clients, and browsers use MIME types to handle files correctly

Default Type: "application/octet-stream" is used for unknown binary files

Report a bug

If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.