Clojure is a robust, practical, and fast programming language with a set of useful features that together form a simple, coherent, and powerful tool. Get Started!

4 days ago · Clojure is a dynamic development environment where you interact with your program while you write it, growing and adding to it while it’s running. To work with Clojure you need an …

4 days ago · Clojure is a functional programming language. It provides the tools to avoid mutable state, provides functions as first-class objects, and emphasizes recursive iteration instead of …

4 days ago · This guide is a gentle introduction to the basics of Clojure and links out to other references and resources if you want more detail. These pages are intended to be read in …

5 days ago · Clojure models its data structures as immutable objects represented by interfaces, and otherwise does not offer its own class system. Many functions defined on few primary …

Jun 23, 2025 · This diagram illustrates the difference between syntax in green (the Clojure data structure produced by the Reader) and semantics in blue (how that data is understood by the …

4 days ago · This tool (used by the commands clojure and clj) can download Clojure itself and other Clojure or JVM-based libraries. Any version of the Clojure CLI can download or use any …

First and foremost, Clojure is dynamic. That means that a Clojure program is not just something you compile and run, but something with which you can interact. Clojure is not a language …

Apr 28, 2025 · In addition, we are today releasing core.async.flow-monitor v0.1.0, which is a tool for visualizing a flow’s processes as SVG (viewable inline in Calva or Cursive!), and …

Jun 20, 2025 · Welcome to the Clojure Deref! This is a weekly link/news roundup for the Clojure ecosystem (feed: RSS). The Clojure/conj 2025 Call for Presentations is open now until July …