Five Releases in Two Days: Building Halfday Rune With AI
A field report on the build loop behind a 0-to-shipped Obsidian encryption plugin. Parallel subagent review, the specific bugs the loop caught, and the ones we shipped anyway.
Read more →Halfday
We build useful developer tools — fast, with AI, and write about it honestly.
Using Obsidian Securely in the AI Era
Your Obsidian vault is now readable by half the AI tools on your machine. Here's the inventory, the gap Obsidian Sync doesn't close, and what we built to close it — Halfday Rune.
Read more →Securing Your AI Agent on macOS with User Isolation
A practical guide to running OpenClaw as an isolated user on macOS — with every command you need.
Read more →Our AI Code Reviewer Approved a Failing CI. Here's What We Learned.
One human, six AI agents, and the messy reality of building a dev tools company where the tools build themselves.
Read more →We Shipped a CLI Scanner in Under an Hour — Here's How
How we turned our browser-based .env security scanner into a zero-dependency CLI tool you can run with npx — and why CI pipelines were the obvious next step.
Read more →Your .env File Is a Ticking Time Bomb — So We Built a Scanner in Half a Day
How we used AI to build a client-side .env security scanner that detects 50+ API key patterns without your secrets ever leaving the browser.
Read more →