Werkery

MIME Type Lookup

Find the MIME type for a file extension, or look up extensions for a MIME type. Includes common image, video, audio, document, and archive formats.

Tool by ·
ad slot ()
text/plain.txt .log
text/html.html .htm
text/css.css
text/csv.csv
text/markdown.md .markdown
text/xml.xml
application/json.json
application/javascript.js .mjs
application/pdf.pdf
application/zip.zip
application/gzip.gz
application/x-tar.tar
application/x-7z-compressed.7z
application/x-rar-compressed.rar
application/octet-stream.bin
application/msword.doc
application/vnd.openxmlformats-officedocument.wordprocessingml.document.docx
application/vnd.ms-excel.xls
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.xlsx
application/vnd.ms-powerpoint.ppt
application/vnd.openxmlformats-officedocument.presentationml.presentation.pptx
image/png.png
image/jpeg.jpg .jpeg
image/gif.gif
image/webp.webp
image/avif.avif
image/svg+xml.svg
image/x-icon.ico
image/heic.heic
audio/mpeg.mp3
audio/ogg.ogg
audio/wav.wav
audio/flac.flac
video/mp4.mp4 .m4v
video/webm.webm
video/quicktime.mov
video/x-msvideo.avi
font/woff.woff
font/woff2.woff2
font/ttf.ttf
font/otf.otf
ad slot ()

How it works

  1. 1
    Type
    Extension (.zip) or MIME (image/png).
  2. 2
    Read matches
    Filtered list updates live.

Frequently asked

Why is it 'application/octet-stream' so often?

When a server doesn't know the type, it falls back to application/octet-stream — generic binary. Browsers treat that as 'download', not 'open in tab'.

Get new tools first.

One tool per week. No ads. Unsubscribe anytime.

Related tools

Base64 Encoder / Decoder
Encode text or binary to Base64, or decode Base64 back to plain text. Supports URL-safe variant and UTF-8. All processing runs in your browser — nothing is uploaded.
URL Parser
Break a URL into its parts — scheme, host, port, path, query parameters, hash. Visualize query string as a table.
HTTP Status Code Lookup
Look up any HTTP status code — 200, 301, 404, 418, 502, more. Get name, RFC reference, and a one-line explanation of when servers use it.
Termination Letter Generator
Create a legally sound termination letter for your apartment, employment contract, mobile phone contract, gym membership, or insurance — in seconds, AI-powered.
Rent Reduction Calculator
Calculate the permissible rent reduction for housing defects (mould, heating failure, noise) and generate a defect notice letter to your landlord.
Garnishment Exemption Calculator 2026
Calculate your protected income based on the current garnishment table 2026 (valid since July 1, 2025). Includes maintenance obligations.
Tool designed and editorially reviewed by Felix Brübach. Text drafted with AI assistance and reviewed for legal and factual accuracy before publication. Not legal advice — for complex cases, consult a lawyer.
ad slot ()