Tools for network & systems admins
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.
18New pieces
1,836Archive tips
3Featured book series
Free download
ESP32 Starter Kit: 5 beginner projects
Complete project plans — BOM, full sketches, wiring, expected output, and troubleshooting. Instant HTML download (print to PDF). Join the list for new builds.
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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Tool Review: Digital Calipers — The Unsexy Essential
Why a $20–40 caliper beats another roll of filament for functional parts — and how to use it in an AI CAD loop.
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Tool Review: PlatformIO for ESP32 Makers (When It Beats Arduino IDE)
Environments, library pins, and CI — when PlatformIO is worth the learning curve for ESP32 work.
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Tool Review: OrcaSlicer for Functional Prints
Profiles, calibration flows, and when OrcaSlicer is the right daily driver for PETG brackets—not just vase-mode art.
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Tool Review: Mosquitto as a Workshop MQTT Broker
Why a boring Mosquitto install on a Pi beats cloud IoT dashboards for a home lab full of ESP32 nodes.
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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.
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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.