Stars
The java implementation of Apache Dubbo. An RPC and microservice framework.
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
Vert.x is a tool-kit for building reactive applications on the JVM
Spinnaker is an open source, multi-cloud continuous delivery platform for releasing software changes with high velocity and confidence.
龙果支付系统（roncoo-pay）是国内首款开源的互联网支付系统，拥有独立的账户体系、用户体系、支付接入体系、支付交易体系、对账清结算体系。目标是打造一款集成主流支付方式且轻量易用的支付收款系统，满足互联网业务系统打通支付通道实现支付收款和业务资金管理等功能。
Apache Nutch is an extensible and scalable web crawler
Mass Service Engine in Cluster(MSEC) is opened source by QQ team from Tencent. It is a backend DEV &OPS engine, including RPC,name finding,load balance,monitoring,release and capacity management.
TSharding is the simple sharding component used in mogujie trade platform. 欢迎共建。随时可以联系threezhang.cn@gmail.com;flynoah@gmail.com;sevenz_da_best@hotmail.com;qigong@mogujie.com