Show HN: Rust/WASM lighting data toolkit – parses legacy formats, generates SVGs
Published: (December 21, 2025 at 03:56 PM EST)
1 min read
Source: Hacker News
Source: Hacker News
Introduction
Hi HN, I’m Holger, a developer who worked in the lighting industry.
I built this to scratch my own itch and put it on crates.io and PyPI where nothing like it existed.
The old file formats (EULUMDAT from 1990, IES from 1991) still work fine for basic photometry. But the industry is moving toward spe…