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Clojure

A modern Lisp on the JVM with immutability and concurrency primitives.

programming language

Quick facts

NameClojure

Typeprogramming language

Extensions.clj .bb .boot .cl2 .cljc .cljs .cljs.hl .cljscm

MIME type—

What is Clojure

A modern Lisp on the JVM with immutability and concurrency primitives.

GitHub Linguist classifies Clojure as a programming language, typically using extensions such as .clj, .bb, .boot, .cl2, .cljc, .cljs.

File extensions:

.clj.bb.boot.cl2.cljc.cljs.cljs.hl.cljscm.cljx.hic

Related languages

Frequently asked questions

A modern Lisp on the JVM with immutability and concurrency primitives.

Common extensions include .clj, .bb, .boot, .cl2, .cljc.

Sources & standards

Updated 2026-08-18

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