Web

MIME Types

Map file extensions to MIME types and back.

Free online mime types — runs entirely in your browser. Nothing is sent to our servers.

Extension or MIME type

.json → application/json

Matches

.jsonapplication/json

About this tool

Use this free browser-based mime types when you need a quick web utility without installing software. Processing stays on your device for privacy. Related searches: mime, content-type, extension, file.