7 Must‑Try Open‑Source Microservice Projects to Jump‑Start Your Backend Skills

What is Microservice Architecture?

Microservice architecture splits a large monolithic application into dozens of independent services, achieving solution decoupling. Since learning resources are scarce, GitHub open‑source projects can be the first step of your microservice journey. This article recommends seven hot microservice projects worth bookmarking.

1. PiggyMetrics – A Comprehensive Microservice Demo

PiggyMetrics is a full‑featured microservice example that guides developers to build microservices with Spring Boot, Spring Cloud, and Docker. It demonstrates service registration & discovery, configuration center, circuit breaking, routing, load balancing, Feign clients, authentication, tracing, logging, monitoring, and metric analysis.

The project is divided into three core microservices, each deployable independently.

https://github.com/sqshq/piggymetrics

2. Distributed E‑Commerce Project

A Spring Cloud‑based e‑commerce system that uses sharding, multiple database instances, and Oauth2 authentication (password, authorization code, SMS verification). It employs Spring Boot, Spring Cloud, Spring Oauth2, and Spring Cloud Netflix, providing a high‑availability, highly‑scalable multi‑module solution.

https://github.com/SiGuiyang/spring-cloud-shop

3. Light Reading – Microservice Book App

Light Reading is a book‑reading app built with Spring Cloud, featuring SpringCloud‑Gateway, Nacos, Hystrix, OpenFeign, JWT, and ElasticSearch.

Client repo: https://github.com/Zealon159/light-reading-cloud-client API repo:

https://github.com/Zealon159/light-reading-cloud

4. SpringBlade Microservice Development Platform

SpringBlade follows a front‑back separation model. The front end uses React, Ant Design, Vue, and Element‑UI, while the back end adopts the Spring Cloud suite with Nacos as the registry and configuration center, providing a multi‑tenant SaaS solution with minimal code.

https://gitee.com/smallc/SpringBlade

5. Cloud‑Platform

China’s first open‑source Spring Cloud microservice development platform, offering unified authentication, resource permission management, gateway API management, and multiple modules for parallel development. Core technologies include Spring Boot 2.4.1, Spring Cloud 2020.0.0, Spring Cloud Alibaba 2.2.4, Nacos, Sentinel, vue‑element‑admin, and ElasticSearch.

https://gitee.com/geek_qi/cloud-platform

6. Online Taxi Project

A ride‑hailing microservice demo.

https://github.com/OiPunk/OnlineTaxi

7. JeeSpringCloud – Internet Cloud Rapid Development Framework

A free open‑source Java cloud rapid development platform with microservice code generation, rich comments, and easy onboarding. It includes distributed transactions, monitoring, and many foundational modules. Recognized as the 2018 most popular Chinese open‑source software project.

https://gitee.com/JeeHuangBingGui/jeeSpringCloud