Linux/Unix · Coding
Collaborative command-line help pages focused on practical examples rather than full manuals.
Linux/Unix · DevOps/CI/CD · Security
Static analysis for shell scripts with actionable diagnostics for syntax, portability, quoting, and common logic mistakes.
Cloud/CDN/Network · Security · Linux/Unix
The official compact reference for key generation, interfaces, peers, endpoints, and basic tunnel operation.
Kubernetes/Containers · DevOps/CI/CD
Official installation, administration, security, networking, storage, and daemon reference for Docker Engine.
Kubernetes/Containers · DevOps/CI/CD
The official task, concept, setup, and API reference for operating Kubernetes clusters and workloads.
DevOps/CI/CD · Software/Services
Official guidance for the Prometheus data model, PromQL, scraping, service discovery, alerting, and operations.
DevOps/CI/CD · Software/Services
Official administration and user guidance for data sources, dashboards, alerting, provisioning, and security.
Databases/Data
The current official manual covering SQL, server administration, backup, replication, monitoring, and internals.
Databases/Data
Official MySQL LTS reference for installation, SQL, accounts, backup, replication, optimization, and server operation.
JS/Web · Software/Services
Official reference for HTTP proxying, load balancing, TLS, caching, request processing, and module directives.
Windows/PowerShell · Coding
Microsoft's official learning and reference hub for PowerShell, remoting, modules, scripting, and administration.
Security · Linux/Unix · Apple
Upstream OpenSSH manuals for the client, server, keys, agents, secure copy, SFTP, and configuration formats.
Security · Cloud/CDN/Network
Cloudflare's URL investigation API for redirects, domain categories, phishing signals, and malicious verdicts.
Apple · Security
Apple's official deployment reference for managing macOS, iOS, identity, security, services, and device enrollment.
DevOps/CI/CD · Linux/Unix
Official reference for playbooks, inventories, modules, collections, automation controller, and operational patterns.
DevOps/CI/CD · Cloud/CDN/Network
HashiCorp's official documentation for configuration, state, providers, modules, workflows, and automation.