Free Learning

Digital Textbooks for Server & Infrastructure

9 books · 74 chapters — domains through cloud. Worked examples, exercises, and answer keys. No login required.

Library

Read in order or jump to what you need

Book 1 stands alone. Books 2–7 build infrastructure literacy. Book 8 (APIs) and Book 9 (AI) are separate — read 8 before 9.

Book 1

Domains & DNS

From domain names to live websites — how the internet finds you

  • 10 chapters
  • ~4 hrs
  • Free
Overview Start
Book 2

SSL, Web Servers & HTTP

HTTPS, certificates, and how requests reach your application

  • 8 chapters
  • ~3 hrs
  • Free
Overview Start
Book 3

IP Addresses & Networking

Public, private, static, LAN — how packets find their way

  • 9 chapters
  • ~4 hrs
  • Free
Overview Start
Book 4

Bare Metal Servers

Physical hardware, RAID, IPMI, and dedicated infrastructure

  • 8 chapters
  • ~3 hrs
  • Free
Overview Start
Book 5

Hypervisors: Proxmox & VMware

Virtual machines, clusters, and enterprise virtualization

  • 9 chapters
  • ~5 hrs
  • Free
Overview Start
Book 6

SSH & Remote Server Access

Keys, hardening, jump hosts, and tunnels

  • 8 chapters
  • ~3 hrs
  • Free
Overview Start
Book 7

Cloud & Remote Computing

VPS, IaaS, hybrid models, and Canadian infrastructure choices

  • 9 chapters
  • ~4 hrs
  • Free
Overview Start
Book 8

HTTP APIs & Automation

REST, JSON, webhooks, and APIs for hosting teams

  • 6 chapters
  • ~2 hrs
  • Free
Overview Start
Book 9

LLMs & AI

Language models, tokens, context, and running AI responsibly

  • 7 chapters
  • ~2 hrs
  • Free
Overview Start