17 September 2025
Christoph Neumann

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

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Libraries and Tools

New releases and tools this week:

  • joyride 0.0.63 - Making VS Code Hackable like Emacs since 2022

  • integrant 1.0.0 - Micro-framework for data-driven architecture

  • calva-backseat-driver 0.0.20 - VS Code AI Agent Interactive Programming. Tools for CoPIlot and other assistants. Can also be used as an MCP server.

  • partial-cps - A lean and efficient continuation passing style transform, includes async-await support.

  • kindly 4-beta20 - A small library for defining how different kinds of things should be rendered

  • scittle 0.7.28 - Execute Clojure(Script) directly from browser script tags via SCI

  • pod-babashka-go-sqlite3 0.3.9 - A babashka pod for interacting with sqlite3.

  • biff 1.9.0 - A Clojure web framework for solo developers.

  • clay 2-beta56 - A REPL-friendly Clojure tool for notebooks and datavis

  • ring 1.15.2 - Clojure HTTP server abstraction

  • ring-defaults 0.7.0 - A library to provide sensible Ring middleware defaults

  • pg-bin - Parse binary Postgres COPY output

  • clj-otel 0.2.9 - An idiomatic Clojure API for adding telemetry to your libraries and applications using OpenTelemetry.

  • aleph 0.9.3 - Asynchronous streaming communication for Clojure - web server, web client, and raw TCP/UDP

  • color-tools - A complete toolkit for working with colors in Clojure and Clojurescript applications

  • clojure-mcp 0.1.9-alpha - Clojure MCP

  • qclojure 0.18.0 - A functional quantum computer programming library for Clojure with backend protocols, simulation backends and visualizations.

  • lazytest 1.9.1 - A standalone BDD test framework for Clojure

  • calva 2.0.527 - Clojure & ClojureScript Interactive Programming for VS Code