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D2

D2 is a markup language recognized by GitHub Linguist and used with .d2.

markup language

Quick facts

NameD2

Aliasesd2lang

Typemarkup language

Extensions.d2

MIME type—

What is D2

D2 is a markup language recognized by GitHub Linguist and used with .d2.

GitHub Linguist classifies D2 as a markup language, typically using extensions such as .d2.

File extensions:

.d2

Related languages

Frequently asked questions

D2 is a markup language recognized by GitHub Linguist and used with .d2.

Common extensions include .d2.

Sources & standards

Updated 2026-08-18

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