Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Mirror of Apache Kafka

Apache Flink

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

Orchestrate everything - from scripts to data, infra, AI, and business - as code, with UI and AI Copilot. Simple. Fast. Scalable.

QuestDB is a high performance, open-source, time-series database

Apache Pulsar - distributed pub-sub messaging system

🥤 COLA: Clean Object-oriented & Layered Architecture

Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.

LangChain4j is an open-source Java library that simplifies the integration of LLMs into Java applications through a unified API, providing access to popular LLMs and vector databases. It makes impl…

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

AutoMQ is a diskless Kafka® on S3. 10x Cost-Effective. No Cross-AZ Traffic Cost. Autoscale in seconds. Single-digit ms latency. Multi-AZ Availability.

An Application Framework for AI Engineering

jOOQ is the best way to write SQL in Java

Flink CDC is a streaming data integration tool

Spring Data Example Projects

Spring Authorization Server

Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, R…

Apache Ignite

The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI

The official MongoDB drivers for Java, Kotlin, and Scala

https://start.spring.io

Provides Familiar Spring Abstractions for Apache Kafka

Provides support to increase developer productivity in Java when using MongoDB. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data acc…

Java agent to detect blocking calls from non-blocking threads.

A platform that makes it easy for developers to build realtime, cost-effective, operations-focused applications

Postgresql R2DBC Driver

Framework for building Event-Driven Microservices

🚀 LangGraph for Java. A library for develop AI Agentic Architectures in the Java ecosystem. Designed to work seamlessly with both Langchain4j and Spring AI.