Go IPv6‑First at Home: NAT64 and DNS64 Without Breaking Your Devices
A practical, device‑friendly plan to run IPv6‑first Wi‑Fi at home. Learn NAT64, DNS64, 464XLAT, firewalling, and how to keep legacy gear working.
Build a Hyperlocal Weather Network: Reliable Stations, Clean Data, and Forecasts You Can Use
Set up a neighborhood weather station network with solid siting, data quality checks, and short‑term forecasts that actually help you plan your day.
Power You Can Trust at Home: Measure Sags, Harmonics, and Noise—and Fix Them Safely
Your lights flicker and gear reboots for no clear reason. Learn how to measure real power quality at home and apply fixes that actually hold up.
Track Your Soundscape: A Practical Bioacoustics Logger for Birds, Bats, and Urban Noise
Build a reliable backyard sound logger to track wildlife and noise. Practical hardware, setup, ethics, and data workflows you can use today.
Verifiable ID You Control: Set Up a Credential Wallet and Use It in the Real World
A clear, practical guide to digital identity you actually own. Pick a wallet, issue and verify credentials, and keep privacy and simplicity intact.
Kid‑Safe AI at Home: Build a Supervised Assistant Your Family Can Trust
Turn a laptop or mini‑PC into a safe, private AI helper for kids. Clear rules, smart filters, and a parent console—without sharing data to the cloud.
Make Your E‑Ink Tablet Useful: Notes, OCR, and Sync That Don’t Fall Apart
Turn an e‑ink tablet into a dependable tool. Capture clean notes, run OCR you can trust, and sync locally without constant babysitting.
Build Carbon‑Aware Software: Forecast Signals, Smart Scheduling, and Real Footprint Cuts
A hands‑on guide to carbon‑aware apps: read grid signals, schedule work smartly, measure savings, and keep users happy without slowing everything down.
Vector Search on Modest Machines: Practical Indexes, Memory Math, and Updates That Don’t Stall
You don’t need a data center for great semantic search. Build a compact, fast, and updatable vector engine that fits on laptops and phones.
Reliable Room Presence With mmWave: Modules, Tuning, and Automations That Actually Work
Make lights and HVAC react to real presence, not motion blips. A practical guide to mmWave sensors, placement, tuning, and smart automations.