Apache Kafka - A distributed event streaming platform

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

a fast, scalable, multi-language and extensible build system

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…

Style and Grammar Checker for 25+ Languages

🏗 Build container images for your Java applications.

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

Open-Source Web UI for Apache Kafka Management

A Java API for generating .java source files.

Resilience4j is a fault tolerance library designed for Java8 and functional programming

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin

Multi-platform SDK for integrating GitHub Copilot Agent into apps and services

Apache Iceberg

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and hundreds of items to collect and use. It's based on the source code of Pixel …

Upserts, Deletes And Incremental Processing on Big Data.

Keep your code spotless

Brings the popular ruby faker gem to Java

Process Orchestration Framework

Awaitility is a small Java DSL for synchronizing asynchronous operations

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

High Performance data structures and utility methods for Java

Database Subsetting and Relational Data Browsing Tool.

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

OpenTelemetry auto-instrumentation and instrumentation libraries for Java