Top Welcoming Open-Source Clojure Repositories
Top welcoming Clojure repositories. Scored by real 90-day external PR merge rates, maintainer review turnaround speed, and first-time contributor success.
Ranked Clojure Repositories
Showing top 50 of 503 ranked repositories
| Rank | Repository | Tier | Score | Merge Rate | Good First Issues |
|---|---|---|---|---|---|
| #1 | 🤖 Extreme chatops bot for Slack, Discord, Mattermost, IRC 🔧 New contributors welcome 🏗 | B•Solid | 80.3 | 100.0% | - |
| #2 | The Common Metadata Repository (CMR) is a high-performance, high-quality, continuously evolving metadata system that catalogs Earth Science data and associated service metadata records. These metadata records are registered, modified, discovered, and accessed through programmatic interfaces leveraging standard protocols and APIs. | S•Elite | 73.4 | 93.3% | - |
| #3 | xtdb/xtdb3,042 An immutable SQL database for application development, time-travel reporting and data compliance. Developed by @juxt | S•Elite | 72.4 | 76.6% | - |
| #4 | A clojuresque key-value/document store protocol with core.async. | B•Solid | 69.4 | 96.3% | - |
| #5 | replikativ/datahike1,859 Versioned, fast, distributed Datalog engine for everyone. | A•Welcoming | 69.0 | 89.9% | - |
| #6 | penpot/penpot59,381 Penpot: The open-source design platform for Product teams that need scalable collaboration. | A•Welcoming | 64.1 | 64.5% | 2 |
| #7 | Clojure & ClojureScript Language Server (LSP) implementation | B•Solid | 61.9 | 57.3% | - |
| #8 | Turn Clojure data structures into SQL | B•Solid | 60.4 | 100.0% | - |
| #9 | Editor Code Assistant (ECA) - AI pair programming capabilities agnostic of editor | B•Solid | 59.5 | 82.8% | - |
| #10 | metabase/metabase48,992 The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data :bar_chart: | A•Welcoming | 56.3 | 9.3% | 8 |
| #11 | datalevin/datalevin1,471 A simple, fast and versatile Datalog database | B•Solid | 55.5 | 100.0% | 1 |
| #12 | Pure cljs version of 4clojure, meant to run forever! | B•Solid | 54.4 | 100.0% | - |
| #13 | logseq/logseq44,686 A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV | B•Solid | 52.5 | 29.6% | - |
| #14 | B•Solid | 52.0 | 16.7% | - | |
| #15 | Rewrite Clojure code and edn | B•Solid | 50.0 | 100.0% | - |
| #16 | 📚 A central documentation hub for the Clojure community | B•Solid | 50.0 | 100.0% | - |
| #17 | babashka/babashka4,586 Native, fast starting Clojure interpreter for scripting | B•Solid | 48.5 | 12.5% | - |
| #18 | djblue/portal1,028 A clojure tool to navigate through your data. | B•Solid | 47.3 | 46.2% | - |
| #19 | A minimalistic ClojureScript interface to React.js | B•Solid | 46.3 | 50.0% | - |
| #20 | tonsky/FiraCode81,963 Free monospaced font with programming ligatures | B•Solid | 45.1 | 60.0% | - |
| #21 | weavejester/cljfmt1,222 A tool for formatting Clojure code | B•Solid | 44.6 | 50.0% | - |
| #22 | jepsen-io/jepsen7,471 A framework for distributed systems verification, with fault injection | B•Solid | 43.6 | 100.0% | - |
| #23 | metosin/malli1,752 High-performance data-driven data specification library for Clojure/Script. | B•Solid | 40.8 | 50.0% | 2 |
| #24 | metosin/reitit1,580 A fast data-driven routing library for Clojure/Script | C•Moderate | 38.1 | 100.0% | - |
| #25 | clj-commons/aleph2,590 Asynchronous streaming communication for Clojure - web server, web client, and raw TCP/UDP | C•Moderate | 30.1 | 0.0% | - |
| #26 | unclebob/swarm-forge2,447 A simple tool for coordinating several AI agents. | D•Risky | 24.4 | 8.7% | - |
| #27 | babashka/sci1,381 Configurable Clojure/Script interpreter suitable for scripting and Clojure DSLs | D•Risky | 21.6 | 0.0% | - |
| #28 | tonsky/datascript5,781 Immutable database and Datalog query engine for Clojure, ClojureScript and JS | D•Risky | 8.0 | 0.0% | - |
| #29 | A fast Clojure Tensor & Deep Learning library | D•Risky | 8.0 | 0.0% | - |
| #30 | Overarch provides a data model for the holistic description of a software system, opening multiple use cases on the model data. Supports C4 and UML diagram generation with PlantUML. | D•Risky | 8.0 | 0.0% | - |
| #31 | clj-commons/seesaw1,485 Seesaw turns the Horror of Swing into a friendly, well-documented, Clojure library | D•Risky | 0.0 | 0.0% | - |
| #32 | A debugger for Clojure and ClojureScript with some unique features. | D•Risky | 0.0 | 0.0% | - |
| #33 | Programming in YAML | D•Risky | 0.0 | 0.0% | - |
| #34 | Java 8 Date-Time API for Clojure | D•Risky | 0.0 | 0.0% | - |
| #35 | Maze generation code, inspired by Mazes for Programmers. | D•Risky | 0.0 | 0.0% | - |
| #36 | A Clojure library for Apache Spark: fast, fully-features, and developer friendly | D•Risky | 0.0 | 0.0% | - |
| #37 | A library designed to bridge the gap between the triad of CLJ/CLJS, web-sockets and core.async. | D•Risky | 0.0 | 0.0% | - |
| #38 | A Clojure wrapper to HikariCP JDBC connection pool | D•Risky | 0.0 | 0.0% | - |
| #39 | A Rosetta stone for JVM byte representations | D•Risky | 0.0 | 0.0% | - |
| #40 | A mix of www.shadertoy.com and Overtone | D•Risky | 0.0 | 0.0% | - |
| #41 | A C++14 cheat-sheet on lvalues, rvalues, xvalues, and more | D•Risky | 0.0 | 0.0% | - |
| #42 | A stream processing framework to build stateless applications on Kafka | D•Risky | 0.0 | 0.0% | - |
| #43 | Example projects and sample code featured in Clojure Programming (1st ed.) from O'Reilly | D•Risky | 0.0 | 0.0% | - |
| #44 | ⚡️ Clojurescript application template using Boot | D•Risky | 0.0 | 0.0% | - |
| #45 | A minimalist's unit testing framework ("classic" version) | D•Risky | 0.0 | 0.0% | - |
| #46 | Refreshes and reruns clojure.tests in your project. | D•Risky | 0.0 | 0.0% | - |
| #47 | EQL is a declarative way to make hierarchical (and possibly nested) selections of information about data requirements. This repository contains the base specs and definitions for EQL parsing, AST, etc. | D•Risky | 0.0 | 0.0% | - |
| #48 | fn-fx/fn-fx388 A Functional API around JavaFX / OpenJFX. | D•Risky | 0.0 | 0.0% | - |
| #49 | Tooling to build LLM applications: prompt templating and composition, agents, LLM memory, and other instruments for builders of AI applications. | D•Risky | 0.0 | 0.0% | - |
| #50 | Swagger Spec for Clojure Web Apps | D•Risky | 0.0 | 0.0% | - |
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Frequently Asked Questions: Clojure Open Source
What is the most welcoming Clojure open-source repository?
The highest-ranked Clojure repository on GetMerged is currently yetibot/yetibot, with a C-Rank score of 80.3/100 and a 100.0% PR merge rate.
How can I find good first issues in Clojure?
You can browse verified beginner-friendly issues in Clojure by visiting our curated Good First Issues directory at getmerged.abhishekco.de/good-first-issue/clojure.
What makes a Clojure repository ‘Super Welcoming’ on GetMerged?
A ‘Super Welcoming’ (S-Tier) Clojure repository demonstrates an external PR merge rate above 80%, a median first response time within 24 to 48 hours, active review feedback, and clear onboarding documentation.