It handles inventory, vendors, manufacturing runs, and costing.

Everything runs locally: - no accounts - no telemetry - no SaaS dependency

The goal was to make something usable for very small shops that outgrow spreadsheets but don't fit traditional ERP systems.

Tech stack is intentionally simple: Python backend + SQLite + local web UI.

Project started as an experiment in building software using LLMs with a strict Source-of-Truth + smoke test loop.

Repo: https://buscore.ca/ https://github.com/True-Good-Craft/TGC-BUS-Core

Curious to hear from anyone running small production operations — what breaks first as you scale past spreadsheets?