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Network Ninja
Quick-reference guides for Linux and Windows networking, troubleshooting, security, automation, and the day-to-day tools that keep infrastructure running.
Maker tech hub · Relaunch 2026
Build real things with AI, 3D printers, Pi & ESP32
Practical, project-based guides for hobbyists, educators, and small-business makers — not just news links. Deep how-tos, books from the Network Ninja / AI / 3D series, a salvaged classic tech archive, and tools you can ship this weekend.
14New pieces
1,836Archive tips
3Featured book series
Free download
ESP32 Starter Kit: 5 beginner projects
A short PDF pack with wiring notes, first sketches, and troubleshooting for your first ESP32 builds. Join the list for project drops.
What you’ll find here
AI Tools
Local AI, prompts, and workflows that actually help makers build faster.
3D Printing
Printer setups, design workflows, troubleshooting, and side-hustle basics.
Raspberry Pi
Pi projects from printer controllers to offline AI boxes.
ESP32
Sensors, relays, mesh networks, and first projects for beginners.
Books that go with the builds
From first print to reliable workflow
3D Printing Mastery
Practical 3D printing knowledge that pairs with the project guides on this site — design, slicing, materials, production habits, and turning prints into revenue.
AI that ships real work
AI Workflow Mastery
Workflow playbooks for using AI on design, sales, and operations without the hype — a natural companion to the AI maker guides here.
Featured projects & guides
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Building a Custom CNC with ESP32 and 3D Printed Parts
When 3D-printed structure is fine, when it isn’t, and how an ESP32/GRBL-class controller fits a small CNC/plotter build.
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Raspberry Pi + ESP32 Mesh Network Project for Smart Home
Pi as the brain, ESP32 nodes on ESP-NOW or MQTT — a realistic small-home mesh without buying a vendor lock-in hub.
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Troubleshooting Common 3D Printing Issues with AI Assistance
How to use photos + slicer settings with an LLM without accepting “just increase temperature” as a religion.
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Getting Started with ESP32 for Beginners — First Project
Board choice, USB driver gotchas, blink + button, and how to structure your first real ESP32 project.
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Local AI Setup on Raspberry Pi for Offline Maker Tools
What a Pi can actually run offline for code help and note Q&A — and when you should stop torturing a 8GB board.
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Maker Guide: Choosing Between Pi, ESP32, or Arduino for Your Project
A decision tree for real projects: power, realtime needs, networking, cost, and how many times you’ll reflash at midnight.