Networking Playgrounds

Remote sandbox environments for learning and experimentation — without setup or cleanup. Launch fresh Linux VMs, Docker hosts, or Kubernetes clusters in seconds, publish ports, share terminal sessions, and connect over SSH.

Collection
Category

Community Collection

Playgrounds contributed by the community members sharing their knowledge and expertise.

Playground on  LinuxNetworkingProgramming

ClickHouse Keeper Cluster

A C++ coordination service designed to replace Apache ZooKeeper

Playground on  LinuxNetworkingObservability

USE Practice

Practice Linux USE-method investigations against randomized host-level scenarios. Run `use-practice` to see what the options are, and put some load on the system to practice your USE methodology investigation skills. It already has the use-tool (https://github.com/lpmi-13/use-tool) installed, so you can begin with that, or just run a free-form investigation.

Playground on  LinuxNetworkingObservability

Ubuntu eBPF

Experimental playground with out of the box eBPF support through BTF

Playground on  CloudNetworkingKubernetes

Tailscale Homelab Access

A multi-node K3s cluster to demo connecting and troubleshooting a homelab remotely via tailscale. All username/passwords are admin/admin123