Builds & field notes

The tools I build, the tracking problems they solve, and what I learn shipping them.

CH·01 · Latest

Is your CSP blocking your analytics?

Content Security Policy blocks Google Tag Manager, GA4, and pixels as readily as it blocks attackers, and it fails silently. How to catch it, how to fix it, and the free extension (CSP Detector) I built to spot it in real time.

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A bill splitter that keeps your data on your phone

Easy Bill Split is an iOS app with no account and your data kept on your device. Why I built a privacy-first bill splitter, and what it taught me about measuring less, on purpose.

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Toggle your Chrome extensions in one click

Quick Extension Manager enables, disables, and manages your other extensions from one popup, with bulk actions and search. Why I built it, and why clean profiles matter for analytics QA.

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CH·02 · Don't wait

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