text/plain is a text media type commonly associated with .txt, .text, .conf, .def, .list, .log, .in, .ini extensions.
Quick facts
What is text/plain
text/plain is one of the text media types used on the internet, and it is safe to compress for transport. When serving this content over HTTP, set the Content-Type header in the response, for example:
Content-Type: text/plain
Related entities: associated extensions include .txt、.text、.conf、.def, and is delivered over HTTP via the Content-Type header, commonly with GET, POST, PUT and PATCH requests.
Related formats:
Relation chain
Related extensions
Related MIME types
Used with
Related headers
Related methods
Frequently asked questions
text/plain is a text media type used to identify a content format; servers announce it to clients with the Content-Type header.
Extensions such as .txt, .text, .conf, .def are associated with this MIME type.
Send Content-Type: text/plain in the HTTP response.
Sources & standards
Updated 2026-09-13
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This page provides original, human-reviewed information about MIME types such as text/plain, the MIME Type Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.
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