polarismesh/polaris

Health v2 · maintenance only

Flags: no_license

Adoption not part of the score

2560 stars · 403 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded

Polaris is an open-source service discovery and governance platform for microservice and distributed architectures, developed by Tencent. It provides a one-stop solution combining service registry, service mesh, and config center capabilities with traffic control, fault tolerance, and observability.

Use cases

• discover and register services across microservice architecture
• implement circuit breaking and fault tolerance for services
• apply rate limiting and access control to service traffic
• manage dynamic configuration with grayscale release
• route and load-balance traffic between heterogeneous services
• integrate Kubernetes and non-Kubernetes service discovery
• adopt a service mesh with sidecar or proxyless mode

When to choose

• you need a unified registry, mesh, and config center instead of separate tools
• your stack uses Spring Cloud, Dubbo, or gRPC and you want seamless integration
• you run mixed environments spanning VMs, containers, and multiple K8s clusters
• you want multi-language access via SDK, Java agent, or sidecar

When to avoid

• you only need simple service discovery already covered by Kubernetes built-in services
• you are fully committed to Istio or another established service mesh
• you need a lightweight client-side library rather than a self-hosted control plane

Facets

service · maturity active

service-discovery rate-limiting configuration-management api-gateway microservices microservices cloud-computing networking go self-hosted windows service-mesh traffic-management fault-tolerance config-center registry-center tencent polarismesh proxyless sidecar circuit-breaker load-balancing health-check devops docker kubernetes linux macos

Member repositories

For agents

markdown · JSON · MCP: product_card(name="polarismesh/polaris")