Repository Index

Very spicy additions to the Java programming language.

A configuration as code language with rich validation and tooling.

• pkl
• java
• kotlin
• config

The Clojure programming language

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

• java
• intellij
• json
• template-engine

Spoon is a metaprogramming library to analyze and transform Java source code. :spoon: is made with :heart:, :beers: and :sparkles:. It parses source files to build a well-designed AST with powerful analysis and transformation API.

• code-analysis
• code-transformation
• metaprogramming
• code-generation

Mixin is a trait/mixin and bytecode weaving framework for Java using ASM

• java
• mixins
• gradle
• mixin-framework

An advanced, but easy to use, platform for writing functional applications in Java 8.

• functional-programming
• reactive-streams
• monoid
• streams

The Java microservice lib. QBit is a reactive programming lib for building microservices - JSON, HTTP, WebSocket, and REST. QBit uses reactive programming to build elastic REST, and WebSockets based cloud friendly, web services. SOA evolved for mobile and cloud. ServiceDiscovery, Health, reactive StatService, events, Java idiomatic reactive programming for Microservices.

• qbit
• java
• microservice
• websocket-support

Java 8 annotation processor and framework for deriving algebraic data types constructors, pattern-matching, folds, optics and typeclasses.

• algebraic-data-types
• optics
• functional-programming
• algebra

java port of Underscore.js

• java
• underscore
• javascript
• functional-programming

A library that simplifies error handling for Functional Programming in Java

• java
• functional-programming
• exception-handling
• error-handling

A Music programming language. Translates source code into MIDI. Includes a player. Supports MIDI-Karaoke. Includes a MIDI analyzer.

• midi
• music-programming
• karaoke
• karaoke-player

Simple tuples to use with RxJava [STABLE]

• android
• functional-programming
• java

dregex is a Java library that implements a regular expression engine using deterministic finite automata (DFA). It supports some Perl-style features and yet retains linear matching time, and also offers set operations.

• scala
• dfa
• regular-expression
• regular-expression-engine

Java scope functions inspired by Kotlin

• functional-programming
• java
• java-utils
• java-utilities

Stateful actors on Apache Flink 2.x and Java 21 — durable per-key state, exactly-once messaging, Kafka and Kinesis I/O, Kubernetes-native deployment. Continues the Apache Stateful Functions programming model on the modern Flink line.

• actor-model
• apache-flink
• distributed-systems
• event-driven

Refinement and functional value types for Java 8+

• functional-programming
• java
• java8
• maven-central

A programming language that utilizes long-term storage for space consumption

Json-values allows Java developers to harness the power of persistent data structures when working with JSON data, simplifying complex data manipulation. It provides a purely functional approach to JSON

• functional-programming
• java
• json
• json-generator

Vertx-effect brings functional effects to the Vert.x ecosystem and is inspired by Erlang’s actor model. Its manifesto emphasizes principles such as maximizing the use of verticles for scalability, maintaining single responsibility for each verticle, and prioritizing simplicity to enhance reliability and ease debugging.

• functional-programming
• java
• json-values
• persistent-data-structure