An open drawer of a wooden library card catalogue

Building a Second Brain That Actually Thinks: Claude Code Meets Obsidian

The vast majority of AI adoption conversations focus on large-scale enterprise deployments, but a lot of value is already coming from something quieter: small, task-specific agents built to support our day to day work. I built one of these systems by connecting Claude Code to my Obsidian vault. It extracts tasks from emails, assembles context before meetings, and checks consistency across notes. It wasn’t just search anymore, it could read the notes and do something useful with them....

February 5, 2026 · Ed Randall
The top of the HostDeck window, with five hosts in the list and the details of a Windows host

Turning a Wake-on-LAN script into a Mac app

I’ve woken the machines in my home lab for a while now with a small Python script called wake, which sends a Wake-on-LAN packet to whichever host I name. It does the job, although it doesn’t tell me whether the machine has actually come up, so I usually follow it with a few pings before I try to connect. One Sunday afternoon I asked Claude Code to turn the script into a proper Mac app, and I pointed it at an older Linux version of the script that waits for the host to answer and then opens an SSH session....

October 5, 2026 · Ed Randall