Nacos – dynamic service discovery, configuration management, and service governance

Nacos is a dynamic service discovery, configuration management, and service governance platform designed to support cloud-native and microservices architectures.

It provides a centralised system for registering, discovering, and managing services, along with handling configuration data across distributed environments, making it easier to build and operate scalable applications.

This is free and open source software.

Key Features

  • Service discovery and health checking with support for DNS and HTTP-based lookup, enabling services to register and locate each other dynamically.
  • Dynamic configuration management allowing centralised, real-time updates without requiring application redeployment.
  • Dynamic DNS service with weighted routing for load balancing, traffic control, and flexible service routing.
  • Service and metadata management via a web dashboard for monitoring, configuration, and lifecycle control.
  • Supports a wide range of service types including Kubernetes, gRPC, Dubbo, and Spring Cloud applications.
  • Provides REST APIs and OpenAPI interfaces for integration with external systems and automation workflows.
  • Built-in features such as configuration versioning, rollback, and change tracking for safer configuration updates.
  • Designed for large-scale, production environments with high availability and scalability in distributed systems.

Website: github.com/alibaba/nacos
Support:
Developer: Alibaba
License: Apache License 2.0

Nacos is written in Java. Learn Java with our recommended free books and free tutorials.


Related Software

Service Discovery
etcdDistributed reliable key-value store
ConsulOffers service discovery, service mesh, traffic management, and more
EurekaRESTful (Representational State Transfer) service
ZooKeeperCentralized service for maintaining configuration information
dnsdockDNS server for automatic docker container discovery

Read our verdict in the software roundup.


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