# Containerd

> Containerd container runtime reference. Industry standard powering Docker and Kubernetes. Covers ctr, nerdctl (Docker- compatible CLI), crictl for K8s, config.toml, snapshotters, rootless mode, image encryption, and runtime architecture.

- Skill: `bytesagain/containerd` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/containerd`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/containerd/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: DevOps & Infra
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-22
- Page: https://skillmd.com/skills/bytesagain/containerd

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# Containerd Reference

Industry-standard container runtime.

## Commands

| Command | Description |
|---------|-------------|
| `intro` | Architecture, comparison |
| `usage` | ctr, nerdctl, crictl |
| `config` | config.toml, K8s, snapshots |