Building thoughtful software

Tottli app screenshot

Tottli

Baby care logging, beautifully simple

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Timeline of Rome screenshot

Timeline of Rome

A visual journey through the history of ancient Rome

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Langsplain app screenshot

Langsplain

Interactive LLM Architecture Explainer

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Building things
that matter

Westerby Labs is a small software studio focused on crafting tools and experiences that are genuinely useful. We care about the details — how something feels, not just what it does.