MetalLB is a network load balancer implementation for Kubernetes.
It brings LoadBalancer services to bare-metal clusters, using standard networking and routing protocols to expose services without depending on a cloud provider.
This is free and open source software.
Key Features
- Provides LoadBalancer services for bare-metal Kubernetes clusters
- Allocates external IP addresses from configured address pools
- Supports Layer 2 mode using ARP and NDP
- Supports BGP mode for routing traffic to service IPs
- Integrates with standard network equipment
- Uses Kubernetes custom resources for configuration
- Supports Helm, Kustomize, and plain Kubernetes manifest installation
- Includes Prometheus metrics for monitoring
Website: github.com/metallb/metallb
Support:
Developer: MetalLB Project
License: Apache License 2.0
MetalLB is written in Go. Learn Go with our recommended free books and free tutorials.
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