Stars
Netty project - an event-driven asynchronous network application framework
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
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…
Redisson - Valkey & Redis Java client. Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue,…
Orchestrate everything - from scripts to data, infra, AI, and business - as code, with UI and AI Copilot. Simple. Fast. Scalable.
High Performance Inter-Thread Messaging Library
A high performance caching library for Java
QuestDB is a high performance, open-source, time-series database
Apache Pulsar - distributed pub-sub messaging system
Apache Doris is an easy-to-use, high performance and unified analytics database.
🏗 Build container images for your Java applications.
Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
A scalable web crawler framework for Java.
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …
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.
1️⃣🐝🏎️ The One Billion Row Challenge -- A fun exploration of how quickly 1B rows from a text file can be aggregated with Java
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
Micronaut Application Framework
Upserts, Deletes And Incremental Processing on Big Data.
vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.
Apache Kafka® running on Kubernetes
Non-Blocking Reactive Foundation for the JVM
An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
Official Java client library for kubernetes