🐳 Docker & Container Internals

Containers are not lightweight VMs. They're processes with kernel-enforced isolation via Linux namespaces and resource limits via cgroups. These visualizations peel back the abstraction to show what's really happening when you run docker run.

✦ Live

Container Internals

Namespaces, cgroups, overlay filesystem — how containers actually work under the hood

Coming soon

Networking Deep Dive

Bridge, host, overlay networks, iptables, and veth pairs

✦ Live

Image Building

Dockerfile layers, build cache, multi-stage builds, and BuildKit

Coming soon

Storage Drivers

overlay2, devicemapper, btrfs — how container storage actually works

✦ Live

Docker Compose

Service dependency DAGs, inter-service networking, volume mounts, and the compose lifecycle

✦ Live

Container Security

Capabilities, seccomp, AppArmor, rootless containers

Coming soon

Container Runtimes

containerd, runc, gVisor, Kata — the OCI runtime landscape