Blog

Notes on building software

• 18 August 2026

  fmstyle: a formatter for FileMaker calculations

  fmstyle is a deterministic formatter and linter for FileMaker calculations. Define a house style once in fmstyle.json and every calculation, written by you or by an AI assistant, comes out the same shape. It never changes what a calculation computes, and it checks that on every run.

  Read the post →
• 13 July 2026

  The tests that shaped fmsonar

  fmsonar indexes a FileMaker DDR into a queryable SQLite database. Instead of assuming the index makes AI analysis better, I A/B tested it against raw text search on real production tickets. It lost the early rounds, and fixing why shaped the tool.

  Read the post →