K3s
Lightweight Kubernetes for production
K3s is a lightweight, certified Kubernetes distribution designed for production workloads in resource-constrained environments. Built by Rancher Labs (now SUSE), it packages Kubernetes into a single binary under 100MB, making it ideal for edge computing, IoT, CI/CD pipelines, and development environments.
28.0k
GitHub Stars
free
Preços
Yes
Self-Hostable
Recursos
- ✓ Single binary under 100MB
- ✓ Certified Kubernetes distribution
- ✓ Embedded SQLite, etcd3, MySQL, PostgreSQL support
- ✓ Built-in Traefik ingress controller
- ✓ Built-in local storage provider
- ✓ Automatic TLS certificate management
- ✓ ARM64 and ARMv7 support
- ✓ Minimal memory footprint (512MB RAM)
- ✓ High availability support
- ✓ Automatic manifest deployment
Prós
- + Extremely lightweight and fast to install
- + Perfect for edge computing and IoT
- + Full Kubernetes API compatibility
- + Great for development and testing
- + Active CNCF sandbox project
Contras
- − Some K8s features removed for size reduction
- − May need additional configuration for production
- − Smaller ecosystem than full K8s
- − Less enterprise support compared to commercial offerings