2026年のベストKubernetes代替ツール
Kubernetesの代替を探していますか？トップの選択肢を比較しましょう。
なぜKubernetesの代替を検討すべき？
- ⚠️Steep learning curve
- ⚠️Overkill for small applications
- ⚠️Complex setup and maintenance
- ⚠️Resource-intensive (control plane overhead)
Kubernetesのトップ2代替ツール
#1
Docker
Docker is a platform for building, shipping, and running containerized applications. It packages software into standardized units called containers that include everything needed to run — code, runtime, libraries, and settings.
Free / $5/month (Pro)
無料プランあり✅ 장점
- • Simple containerization of any application
- • Consistent environments from dev to production
- • Huge image library on Docker Hub
❌ Cons
- • Not designed for orchestration at scale
- • Docker Desktop licensing for enterprises
- • Networking can be complex
#2
Podman
Daemonless container engine.
Free
無料プランあり✅ 장점
- • Daemonless
- • Rootless
- • Docker compatible
❌ Cons
- • Smaller community
- • Less tooling
クイック比較
| Tool | Price | Free Tier | Best For |
|---|---|---|---|
| Kubernetes | Free / ~$73/month (EKS) | ✅ | DevOps |
| Docker | Free / $5/month (Pro) | ✅ | DevOps |
| Podman | Free | ✅ | DevOps |