Iain Feeney
Founder · Designer · Engineer
Websites should function as operational software.
Four of more than 40 client builds, with 25+ sites live today.
October 25, 2026 · 3 min read
Constilumen: the Constitution, on the record
The latest of 19 essays.
Written down, properly.
Books, guides and long-form pieces on web engineering and design systems.
Let’s build something worth documenting.
Taking projects for this quarter
Elsewhere
Where I post, what I ship, and the accounts behind each of the lumen brands. Everything below is a live account — no dead links, no placeholders.
Writing & notes
X
@iainfeeney
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Constilumen
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