06 July 2025
Christoph Neumann
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 27! We are seeking proposals for both 30 minute sessions and 10 minute lightning talks.
Understanding Clojure reduce better - Clojure Diary
LLMs + Clojure = Who needs frameworks? (by Kapil Reddy) - London Clojurians
ClojureScript from First Principles — David Nolen - Clojure/nyc
Process Supervision for User Interfaces with Electric Clojure — Dustin Getz - Clojure/nyc
Core Async Error Handling Strategies — Ben Lamothe - Clojure/nyc
Functional Lenses in Practice — Aaron Iba - Clojure/nyc
Wolframite: Bring computational intelligence to Clojure (by Jakub Holý and Thomas Clark) - London Clojurians
Introducing Nexus: Data-driven action dispatch - Replicant TV
Peter Strömberg (PEZ) guests on Apropos Clojure 2025-07-03 - apropos clojure
Browse and Install Awesome Copilot Instructions from Inside VS Code using Joyride - CalvaTV
Convergence to Normal Distribution, independent of original distribution – Clojure Civitas - Sam Umbach
Open source news: 2025 May-Jun - Peter Taoussanis
OSS updates May and June 2025 - Michiel Borkent
All Programming Languages are Fast - Pavel Klavík
On Cognitive Alignment - Laurence Chen
The Architecture Behind Ooloi: A Quarter-Century in the Making - Peter Bengtson
Awesome Copilot Joyride Script - Peter Strömberg
I Couldn’t Wait Any Longer: Complete Ooloi Documentation Released - Peter Bengtson
New releases and tools this week:
sente 1.21.0-beta1 - Realtime web comms library for Clojure/Script
mcp-toolkit - a lib to build MCP clients and MCP servers in Clojure(script)
neanderthal 0.54.0 - Fast Clojure Matrix Library
nexus - Data-driven action dispatch for Clojure(Script): Build systems that are easier to test, observe, and extend
joyride 0.0.52 - Making VS Code Hackable like Emacs since 2022
calva 2.0.520 - Clojure & ClojureScript Interactive Programming for VS Code
kindly 4-beta17 - A small library for defining how different kinds of things should be rendered
qclojure 0.8.0 - A functional quantum computer programming library for Clojure with backend protocols, simulation backends and visualizations.
bud 0.3.0 - A minimalist ClojureScript DOM library with precise, signal-driven reactivity for single-page applications
scittle-template-serviceworker - Service worker in Scittle ClojureScript
calva-backseat-driver 0.0.15 - VS Code AI Agent Interactive Programming. Tools for CoPIlot and other assistants. Can also be used as an MCP server.
calva-power-tools 0.0.11 - A VS Code Extension providing commands for extra powerful things in the Clojure ecosystem
clay 2-beta46 - A REPL-friendly Clojure tool for notebooks and datavis
nvim-astro5 2025-07-03 - Neovim 0.11 config for Clojure development, based on AstroNvim v5
clojure-cli-config 2025-07-01 - User aliases and Clojure CLI configuration for deps.edn based projects