Thoughts, tutorials, and updates on coding and technology
How VerifyHash validates invoices against EN 16931 and Germany's XRechnung, differential-tested against the official Schematron, emits SARIF for CI, and reads the XML embedded inside Factur-X / ZUGFeRD PDFs.
Read more → Twenty small, tested, zero-dependency packages published under the @verifyhash npm scope — geodesy, solar and lunar math, climate and weather indices, and everyday CSV/CIDR/SemVer utilities.
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A persistent, per-session visual signal that lights up the right terminal the moment a Claude Code session is waiting on you — built on hooks, the process tree, and a handful of OSC escape codes.
Read more →How we built a fully automated pipeline on a Raspberry Pi 5 that generates and uploads daily YouTube Shorts across 5 channels using AI for scripts, voice, music, SFX, and video.
Read more →Build your own self-hosted phone system with SMS messaging, call management, and SIM card storage. A complete guide to creating a personal communication gateway.
Read more →Learn how we built an automated X (Twitter) posting system with intelligent queue management, optimal scheduling, and image automation for @N33QPics that posts 4 times daily.
Read more →Introducing WiFi Security Monitor v1: A Python-based security toolkit featuring deauth attack detection and network device monitoring with behavioral analysis.
Read more →The Oscillationa bot has been enhanced with Replicate's Flux Pro image generator and now creates one video per day, showcasing ongoing improvements in automated creative systems.
Read more →Both N33Q.com and Oscillationa.com now feature improved pagination systems for better navigation and user experience across all content.
Read more →We've added more challenging cryptography puzzles to 33o1.com. Discover what's new and test your decoding skills.
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