Clojure

suspends and continuations (coroutines)

a reactive dataflow programming toolkit

realtime web, like Meteor, but for Clojure(Script)

staged compilation

introduce mutable variables (don't use, just learn how to map your mind into immutable world)

an elegant API for querying and transforming nested and recursive data

persistent sorted maps and sets with log-time rank queries

double-list, counted-double-list, counted-sorted-set

create fast, snapshottable, massively scalable databases

ordered sets and maps

whose values are only calculated when accessed

persisted atoms

queue persisted on disk

linear map/set/list (stores entries contiguously in memory), ;writtern in java, but test suite (read: usage examples) in clojure

(Gradle plugin)

(Clojurescript)

Java 8 Date-Time API

Calendar operations that are aware of weekends and holidays

Clojure(Script) library, intended as replacement for clj-time

Apache HttpComponents client wrapper

Simple, high-performance event-driven HTTP client and server

HTTP server abstraction

Uniform, asychronous client interface for HTTP across JVM / Node / browsers

Async client/server based on Netty, with defaults for HTTP, TCP and UDP

An HTTP client for Clojure, wrapping JDK 11's HttpClient

bitemporal database for SQL, Datalog & graph queries

for MongoDB

for RethinkDB

for RethinkDB

for ElasticSearch

for Cassandra

for Aerospike

libsodium bindings

Libraries for working with HTML.

Optional type system for Clojure

fast matrix library

bayesian data analysis on the GPU

OpenCV 4 wrapper

RSS/Atom feed consumer and producer

reexport vars in another ns / act like a clojure map

Graph based visualization tool for re-frame event chains (ClojureScript)

A Clojure 3D Game Engine (Wrapper), Powered by jMonkeyEngine

A Clojure and ClojureScript game library