MIME Type Lookup
Look up common MIME media types by filename extension or Content-Type value for HTTP headers, uploads, and file handling.
| Extension | MIME type |
|---|---|
| .html | text/html |
| .css | text/css |
| .js | text/javascript |
| .mjs | text/javascript |
| .json | application/json |
| .xml | application/xml |
| .yaml / .yml | application/yaml |
| .txt | text/plain |
| .csv | text/csv |
| .md | text/markdown |
| application/pdf | |
| .zip | application/zip |
| .gz | application/gzip |
| .tar | application/x-tar |
| .wasm | application/wasm |
| .docx | application/vnd.openxmlformats-officedocument.wordprocessingml.document |
| .xlsx | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
| .png | image/png |
| .jpg / .jpeg | image/jpeg |
| .webp | image/webp |
| .gif | image/gif |
| .svg | image/svg+xml |
| .avif | image/avif |
| .ico | image/vnd.microsoft.icon |
| .mp3 | audio/mpeg |
| .wav | audio/wav |
| .ogg | audio/ogg |
| .mp4 | video/mp4 |
| .webm | video/webm |
| .mov | video/quicktime |
| .woff | font/woff |
| .woff2 | font/woff2 |
| .ttf | font/ttf |
| .otf | font/otf |
What this tool does
Find common file extensions and associated media types.
How to use it
Search by extension or MIME type and compare it with the intended HTTP Content-Type.
Worked example
.json corresponds to application/json.
Limitations and checks
Extensions do not prove a file’s actual contents. This is a curated list; validate uploaded bytes and consult the destination’s supported formats.
How your data is processed
The operation runs in your browser. Copy and download actions use your device. Where Save work is offered, a local copy is stored; eligible work can sync only under your enabled account settings. See Privacy for site analytics and storage details.
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