Developer reference library

Commands you need, right when you need them.

Four practical command guides, reformatted from my open-source repositories into fast, searchable, on-site references.

Browse the library

Cheat sheets

Open a guide to search its full command set, jump between topics, and copy commands in one click.

505 references

17 topics

A field guide to navigation, permissions, processes, systemd, networking, SSH, monitoring, the kernel, and boot management.

121 references

13 topics

Everyday and advanced Git commands for commits, branches, remotes, worktrees, recovery, configuration, and maintenance.

45 references

12 topics

Quick kubectl and Helm references for pods, deployments, services, configuration, storage, debugging, networking, and RBAC.

118 references

13 topics

Practical Docker commands for images, containers, networks, volumes, Compose, Buildx, registries, monitoring, and Swarm.

Readable here, open-source at the source.

Each guide mirrors the content of its GitHub repository while adding search, navigation, and copy-friendly formatting.