# Latest **URL:** https://clojureverse.org/latest.md?page=1 [Latest](https://clojureverse.org/latest.md) · [Categories](https://clojureverse.org/categories.md) · [Tags](https://clojureverse.org/tags.md) **Page:** 2 --- ## [Ehr-adapter 3.2.0: typed references, operation groups, and composable configs](https://clojureverse.org/t/ehr-adapter-3-2-0-typed-references-operation-groups-and-composable-configs/14966)
**Author:** [@Samuel\_Carriles\_Bano](https://clojureverse.org/u/Samuel_Carriles_Bano)\ **Replies:** 0\ **Last updated:** [August 2, 2026, 3:54am UTC](https://clojureverse.org/t/ehr-adapter-3-2-0-typed-references-operation-groups-and-composable-configs/14966 "2026-08-02T03:54:41Z")
Intro A few weeks ago I posted ehr-adapter here (a Clojure library for defining EHR integrations as data). Since then the library has grown quite a bit (went from 2.0.1 to 3.2.0), and I wanted to share the three biggest … --- ## [Clojure real-world-data 67](https://clojureverse.org/t/clojure-real-world-data-67/14965)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [July 28, 2026, 9:59pm UTC](https://clojureverse.org/t/clojure-real-world-data-67/14965 "2026-07-28T21:59:57Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but people are invited to propose … --- ## [Go to Conj with Clojure Camp - Opportunity Grant and Group AirBnB](https://clojureverse.org/t/go-to-conj-with-clojure-camp-opportunity-grant-and-group-airbnb/14964)
**Author:** [@rafd](https://clojureverse.org/u/rafd)\ **Replies:** 0\ **Last updated:** [July 27, 2026, 7:44pm UTC](https://clojureverse.org/t/go-to-conj-with-clojure-camp-opportunity-grant-and-group-airbnb/14964 "2026-07-27T19:44:33Z")
Hello fellow parenthesis-wielders! For this year’s Conj, Clojure Camp is doing two things: (1) sponsoring a few tickets and rooms (free), and, (2) also offering a few inexpensive rooms at a shared AirBnB (paid). You ca… --- ## [Multimethod Cannot invoke "Object.getClass()" because "x" is null](https://clojureverse.org/t/multimethod-cannot-invoke-object-getclass-because-x-is-null/14963)
**Author:** [@dark\_knight](https://clojureverse.org/u/dark_knight)\ **Replies:** 2\ **Last updated:** [July 26, 2026, 8:51am UTC](https://clojureverse.org/t/multimethod-cannot-invoke-object-getclass-because-x-is-null/14963 "2026-07-26T08:51:45Z")
Hello community, I’ve started learning Clojure and I’m trying to create a multimethod. What I’m doing is (defn dispatch-published \[book\] (cond (string? book) :string-book (\< (:published book) 1928) :public… --- ## [\[ANN\] Kotoba: a Clojure-shaped language that compiles to WebAssembly, with capability-based safety (feedback wanted)](https://clojureverse.org/t/ann-kotoba-a-clojure-shaped-language-that-compiles-to-webassembly-with-capability-based-safety-feedback-wanted/14949)
**Author:** [@com-junkawasaki](https://clojureverse.org/u/com-junkawasaki)\ **Replies:** 3\ **Last updated:** [July 23, 2026, 7:37am UTC](https://clojureverse.org/t/ann-kotoba-a-clojure-shaped-language-that-compiles-to-webassembly-with-capability-based-safety-feedback-wanted/14949 "2026-07-23T07:37:31Z")
What Kotoba is Kotoba is a small Clojure-shaped language profile for compiling capability-checked programs to WebAssembly. It’s aimed at code that should be inspectable, portable, and constrained: AI-generated cells, san… --- ## [Clojure real-world-data 66](https://clojureverse.org/t/clojure-real-world-data-66/14960)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [July 22, 2026, 6:46pm UTC](https://clojureverse.org/t/clojure-real-world-data-66/14960 "2026-07-22T18:46:41Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but people are invited to propose … --- ## [Hammock Driven Development](https://clojureverse.org/t/hammock-driven-development/14956)
**Author:** [@dts](https://clojureverse.org/u/dts)\ **Replies:** 1\ **Last updated:** [July 17, 2026, 1:28pm UTC](https://clojureverse.org/t/hammock-driven-development/14956 "2026-07-17T13:28:56Z")
If someone is looking for a place to do Hammock Driven Development this summer … somehow someone at the city of Stockholm thought of that!? I can’t help but smile every time I am passing by. … --- ## [Clojure real-world-data 65](https://clojureverse.org/t/clojure-real-world-data-65/14957)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [July 14, 2026, 10:13am UTC](https://clojureverse.org/t/clojure-real-world-data-65/14957 "2026-07-14T10:13:35Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but people are invited to propose … --- ## [ClojureVerse.org Maintenance & Upgrades - 14th July 2026](https://clojureverse.org/t/clojureverse-org-maintenance-upgrades-14th-july-2026/14954)
**Author:** [@oxalorg](https://clojureverse.org/u/oxalorg)\ **Replies:** 0\ **Last updated:** [July 14, 2026, 6:42am UTC](https://clojureverse.org/t/clojureverse-org-maintenance-upgrades-14th-july-2026/14954 "2026-07-14T06:42:25Z")
Hey folks. We’re doing some routine maintenance and also migrating the clojureverse instance to another box. Expect a bit of downtime today (hopefully none :grimacing:). I will also briefly put the forum into ‘read-on… --- ## [Clojure Community Check-In - July 2026](https://clojureverse.org/t/clojure-community-check-in-july-2026/14936)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 1\ **Last updated:** [July 6, 2026, 3:23pm UTC](https://clojureverse.org/t/clojure-community-check-in-july-2026/14936 "2026-07-06T15:23:26Z")
In our first Clojure Community Check-In gathering in May, we shared who we are, what we build, and how our workplaces are changing. A few of us shared a sense of powerlessness when isolated. But there was a realization t… --- ## [Clojure real-world-data 64 - special hour](https://clojureverse.org/t/clojure-real-world-data-64-special-hour/14942)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [June 30, 2026, 8:11pm UTC](https://clojureverse.org/t/clojure-real-world-data-64-special-hour/14942 "2026-06-30T20:11:25Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group, but at an earlier hour again. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but … --- ## [\[ANN\] Quandary — a Clojure DSL for constraint solving (OR-Tools CP-SAT)](https://clojureverse.org/t/ann-quandary-a-clojure-dsl-for-constraint-solving-or-tools-cp-sat/14941)
**Author:** [@Marc\_Limotte1](https://clojureverse.org/u/Marc_Limotte1)\ **Replies:** 0\ **Last updated:** [June 30, 2026, 7:48pm UTC](https://clojureverse.org/t/ann-quandary-a-clojure-dsl-for-constraint-solving-or-tools-cp-sat/14941 "2026-06-30T19:48:47Z")
Hi all, I’m happy to release Quandary, a Clojure library for solving constraint satisfaction and optimization problems. It wraps Google’s OR-Tools CP-SAT solver behind a high-level, data-first DSL, so you describe a pro… --- ## [Clojure Community Check-In - July 2026 - Part II](https://clojureverse.org/t/clojure-community-check-in-july-2026-part-ii/14938)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [June 24, 2026, 1:18pm UTC](https://clojureverse.org/t/clojure-community-check-in-july-2026-part-ii/14938 "2026-06-24T13:18:44Z")
Event information: https://v2.clojureverse.org/t/clojure-community-check-in-july-2026/ --- ## [Clojure Community Check-In - July 2026 - Part I](https://clojureverse.org/t/clojure-community-check-in-july-2026-part-i/14937)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [June 24, 2026, 1:17pm UTC](https://clojureverse.org/t/clojure-community-check-in-july-2026-part-i/14937 "2026-06-24T13:17:36Z")
Event information: https://v2.clojureverse.org/t/clojure-community-check-in-july-2026/ --- ## [Clojure real-world-data 63 - special hour](https://clojureverse.org/t/clojure-real-world-data-63-special-hour/14935)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [June 22, 2026, 9:31pm UTC](https://clojureverse.org/t/clojure-real-world-data-63-special-hour/14935 "2026-06-22T21:31:51Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group, but trying a different hour. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but p… --- ## [Copenhagen Clojure Meetup 18/6](https://clojureverse.org/t/copenhagen-clojure-meetup-18-6/14899)
**Author:** [@grav](https://clojureverse.org/u/grav)\ **Replies:** 2\ **Last updated:** [June 22, 2026, 7:56pm UTC](https://clojureverse.org/t/copenhagen-clojure-meetup-18-6/14899 "2026-06-22T19:56:06Z")
Topic to be decided, post your ideas here :flexed\_biceps: --- ## [Ehr-adapter: Declarative EHR integrations in Clojure](https://clojureverse.org/t/ehr-adapter-declarative-ehr-integrations-in-clojure/14934)
**Author:** [@Samuel\_Carriles\_Bano](https://clojureverse.org/u/Samuel_Carriles_Bano)\ **Replies:** 0\ **Last updated:** [June 22, 2026, 7:55pm UTC](https://clojureverse.org/t/ehr-adapter-declarative-ehr-integrations-in-clojure/14934 "2026-06-22T19:55:55Z")
Hi, I’m Samuel Carriles Baños, and I’m currently deepening my knowledge of Clojure. Two years ago, I started out with this language—in fact, it’s the first language I ever learned—and honestly, I’ve been enjoying it a lo… --- ## [Clojure real-world-data 62 - special hour](https://clojureverse.org/t/clojure-real-world-data-62-special-hour/14931)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [June 17, 2026, 5:17pm UTC](https://clojureverse.org/t/clojure-real-world-data-62-special-hour/14931 "2026-06-17T17:17:40Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group, but trying a different hour following our recent discussions. :hammer\_and\_wrench: As usual, we will focus on community projects, library deve… --- ## [June Community Check-In](https://clojureverse.org/t/june-community-check-in/14901)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 1\ **Last updated:** [June 10, 2026, 9:12pm UTC](https://clojureverse.org/t/june-community-check-in/14901 "2026-06-10T21:12:42Z")
Following the meaningful discussions and feedback from the Clojure Community Check-In we had in April, we are organising and additional event for June. As last time, we wish to hear how Clojure groups and individuals ar… --- ## [\[ANN\] Clojure minimalistic IDE for cljfx GUI library](https://clojureverse.org/t/ann-clojure-minimalistic-ide-for-cljfx-gui-library/14926)
**Author:** [@zspovenetsky](https://clojureverse.org/u/zspovenetsky)\ **Replies:** 0\ **Last updated:** [June 5, 2026, 8:25am UTC](https://clojureverse.org/t/ann-clojure-minimalistic-ide-for-cljfx-gui-library/14926 "2026-06-05T08:25:45Z")
Hi, Special edition of the ClojureMiniIDE for the Clojure wrapper of JavaFX library cljfx published on page: https://github.com/rururu/ClojureFxMiniIDE Videos: Lesson 1. cljfx examples Lesson 2. Simple Program Enjo… --- ## [Bixoto France is hiring a senior Clojure/Python founding engineer](https://clojureverse.org/t/bixoto-france-is-hiring-a-senior-clojure-python-founding-engineer/14925)
**Author:** [@bfontaine](https://clojureverse.org/u/bfontaine)\ **Replies:** 0\ **Last updated:** [June 4, 2026, 1:17pm UTC](https://clojureverse.org/t/bixoto-france-is-hiring-a-senior-clojure-python-founding-engineer/14925 "2026-06-04T13:17:40Z")
Bixoto.com is hiring a senior founding engineer to work on a Clojure/Python stack with our tech team in Paris, France. We built our own warehouse management system (WMS) from scratch in Clojure; it currently deals with 1… --- ## [Clojure real-world-data 61](https://clojureverse.org/t/clojure-real-world-data-61/14922)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [May 31, 2026, 5:24pm UTC](https://clojureverse.org/t/clojure-real-world-data-61/14922 "2026-05-31T17:24:13Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but people are invited to propose … --- ## [\[ANN\] Minimalistic IDE for Clojure GUI programming](https://clojureverse.org/t/ann-minimalistic-ide-for-clojure-gui-programming/14918)
**Author:** [@zspovenetsky](https://clojureverse.org/u/zspovenetsky)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 5:46pm UTC](https://clojureverse.org/t/ann-minimalistic-ide-for-clojure-gui-programming/14918 "2026-05-27T17:46:05Z")
Hi, Special edition of ClojureMiniIDE for HumbleUI published: HumbleUIMiniIDE Lesson 1. HumbleUI Examples Lesson 2. Simple Program Enjoy! Sincerely, ru --- ## [Workshop on Functional Art, Music, Modelling and Design (FARM) - Call for Papers (Deadline June 1)](https://clojureverse.org/t/workshop-on-functional-art-music-modelling-and-design-farm-call-for-papers-deadline-june-1/14917)
**Author:** [@mike](https://clojureverse.org/u/mike)\ **Replies:** 0\ **Last updated:** [May 27, 2026, 2:34am UTC](https://clojureverse.org/t/workshop-on-functional-art-music-modelling-and-design-farm-call-for-papers-deadline-june-1/14917 "2026-05-27T02:34:53Z")
Web version here: ======================================================================== 14th ACM SIGPLAN International Workshop on Functional Art, Music, Modelling and Design … --- ## [Clojure real-world-data 60](https://clojureverse.org/t/clojure-real-world-data-60/14916)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [May 23, 2026, 8:39pm UTC](https://clojureverse.org/t/clojure-real-world-data-60/14916 "2026-05-23T20:39:27Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects, library development, and documentation, but people are invited to propose … --- ## [London Clojurians Talk: Programming as and for Inference (by Christian Weilbach)](https://clojureverse.org/t/london-clojurians-talk-programming-as-and-for-inference-by-christian-weilbach/14885)
**Author:** [@BrunoBonacci](https://clojureverse.org/u/BrunoBonacci)\ **Replies:** 1\ **Last updated:** [May 20, 2026, 11:27am UTC](https://clojureverse.org/t/london-clojurians-talk-programming-as-and-for-inference-by-christian-weilbach/14885 "2026-05-20T11:27:49Z")
THIS IS AN ONLINE EVENT \[Connection details will be shared 1h before the start time\] The London Clojurians are happy to present: Title: Programming as and for Inference Speaker: Christian Weilbach Time: 2026-05-1… --- ## [Clojure real-world-data 59](https://clojureverse.org/t/clojure-real-world-data-59/14910)
**Author:** [@daslu](https://clojureverse.org/u/daslu)\ **Replies:** 0\ **Last updated:** [May 18, 2026, 11:17am UTC](https://clojureverse.org/t/clojure-real-world-data-59/14910 "2026-05-18T11:17:13Z")
On Friday, we’ll have the usual weekly meeting of the real-world-data group. :hammer\_and\_wrench: As usual, we will focus on community projects and library development, but people are invited to propose additional topic… --- ## [Workshop: Build Backends at Any Scale With Rama — taught by Nathan Marz (June 4, 2026)](https://clojureverse.org/t/workshop-build-backends-at-any-scale-with-rama-taught-by-nathan-marz-june-4-2026/14904)
**Author:** [@jacekschae](https://clojureverse.org/u/jacekschae)\ **Replies:** 0\ **Last updated:** [May 12, 2026, 11:34am UTC](https://clojureverse.org/t/workshop-build-backends-at-any-scale-with-rama-taught-by-nathan-marz-june-4-2026/14904 "2026-05-12T11:34:25Z")
Hi Clojurians I’m really excited that Nathan Marz (@nathanmarz) is teaching a live 4-hour Rama workshop through ClojureStream on June 4, 2026 (17:00–21:00 UTC / 19:00–23:00 CEST) If you don’t know Nathan: he created Ra… --- ## [\[ANN\] gsheetplus — Clojure wrappers for Google Sheets API + template engine](https://clojureverse.org/t/ann-gsheetplus-clojure-wrappers-for-google-sheets-api-template-engine/14903)
**Author:** [@Marc\_Limotte1](https://clojureverse.org/u/Marc_Limotte1)\ **Replies:** 0\ **Last updated:** [May 11, 2026, 12:36pm UTC](https://clojureverse.org/t/ann-gsheetplus-clojure-wrappers-for-google-sheets-api-template-engine/14903 "2026-05-11T12:36:51Z")
Hi all, I’d like to share gsheetplus, a Clojure library for working with Google Sheets. It provides both low-level API access and higher-level abstractions for common tasks. Reading Sheets as Data table/read-single-tab… --- ## [Copenhagen Clojure Meetup](https://clojureverse.org/t/copenhagen-clojure-meetup/14895)
**Author:** [@grav](https://clojureverse.org/u/grav)\ **Replies:** 1\ **Last updated:** [May 7, 2026, 8:46pm UTC](https://clojureverse.org/t/copenhagen-clojure-meetup/14895 "2026-05-07T20:46:59Z")
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