Clojure Deref (Sep 9, 2025)

[NewsBot]

A new Clojure blog post/announcement has been posted!

Welcome to the Clojure Deref! This is a weekly link/news roundup for the Clojure ecosystem (feed: RSS).

Upcoming Events

• Clojure/Conj 2025: Schedule is now live

• Clojure South 2025: Tickets On Sale

• Macroexpand 2025: Oct 17-18, 24-25

Podcasts, videos, and media

• Mailman: event driven made easy (by Wout Neirynck) - London Clojurians

• Calling a function before it’s defined, in Clojure - Clojure Diary

Blogs, articles, and projects

• nREPL 1.4 - Bozhidar Batsov

• Zero runtime cost styles in ClojureScript | Roman Liutikov, Software Engineer - Roman Liutikov

• C4 - Classic Clojure Compiler Contemplation - David Miller

• https://clojure.org/news/2025/09/09/deref