Java Microservice

Open-source Java projects categorized as Microservice

Top 23 Java Microservice Projects

  • Nacos

    an easy-to-use dynamic service discovery, configuration and service management platform for building cloud native applications.

  • Seata

    :fire: Seata is an easy-to-use, high-performance, open source distributed transaction solution.

    Project mention: Easy-to-use, high-performance, open source distributed transaction solution | | 2023-05-08
  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  • Sentinel

    A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)

  • Quarkus

    Quarkus: Supersonic Subatomic Java.

    Project mention: How Netflix Uses Java | | 2024-02-27

    Meanwhile, if you're building something smaller than Netflix, I'm writing a book just for that (

    It's about mobile apps, but I talk about backend at great length, especially since my background is Java. The book is called "opinionated" because I cover Quarkus (, monolith,, and no K8s.

  • piggymetrics

    Microservice Architecture with Spring Boot, Spring Cloud and Docker

  • Eureka

    AWS Service registry for resilient mid-tier load balancing and failover.

    Project mention: How Netflix Uses Java | | 2024-02-27
  • Micronaut

    Micronaut Application Framework

    Project mention: Javalin – a simple web framework for Java and Kotlin | | 2024-02-11

    Micronaut has a share of the space too.

    However, you’re right that Spring Boot has the lions share of the Java ecosystem.

  • WorkOS

    The modern API for authentication & user identity. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

  • openai-java

    OpenAI Api Client in Java

    Project mention: FLaNK Stack Weekly 12 February 2024 | | 2024-02-12
  • JDA

    Java wrapper for the popular chat & VOIP service: Discord

    Project mention: Create a Discord Bot using Java | /r/learnprogramming | 2023-11-24
  • Light-Java

    A fast, lightweight and more productive microservices framework

  • kubernetes-client

    Java client for Kubernetes & OpenShift

    Project mention: FLaNK 25 December 2023 | | 2023-12-26
  • solon

    🔥 New Java application development framework: FASTER, SMALLER, SIMPLER!! 2 to 3 times more concurrency Memory saving 1/3 ~ 1/2; Startup is 5-10 times faster. Packs can be shrunk to 1/2 to 1/10

  • eventmesh

    EventMesh is a new generation serverless event middleware for building distributed event-driven applications.

  • problem-spring-web

    A library for handling Problems in Spring Web MVC

  • ActiveJ

    ActiveJ is an alternative Java platform built from the ground up. ActiveJ redefines core, web and high-load programming in Java, providing simplicity, maximum performance and scalability

  • Pippo

    Micro Java Web Framework

  • scalardb

    Universal transaction manager

  • consul-api

    Java client for Consul HTTP API

  • CosId

    Universal, flexible, high-performance distributed ID generator. | 通用、灵活、高性能的分布式 ID 生成器

  • quickperf

    QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties

  • proteus

    Proteus is a blazing fast minimalist Java web server framework built atop Undertow. (by noboomu)

  • OpenL Tablets

    OpenL Tablets Business Rules Management System

  • TeaStore

    A micro-service reference test application for model extraction, cloud management, energy efficiency, power prediction, single- and multi-tier auto-scaling


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NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2024-02-27.

Java Microservice related posts


What are some of the best open-source Microservice projects in Java? This list will help you:

Project Stars
1 Nacos 28,598
2 Seata 24,796
3 Sentinel 21,790
4 Quarkus 12,886
5 piggymetrics 12,867
6 Eureka 12,151
7 Micronaut 5,918
8 openai-java 4,384
9 JDA 4,069
10 Light-Java 3,580
11 kubernetes-client 3,246
12 solon 2,014
13 eventmesh 1,511
14 problem-spring-web 991
15 ActiveJ 787
16 Pippo 781
17 scalardb 435
18 consul-api 416
19 CosId 397
20 quickperf 391
21 proteus 185
22 OpenL Tablets 138
23 TeaStore 113
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