What is Sereno?
Sereno One and Sereno Routing are two parts of our growing tools that make up our Sereno Solutions for sailors.…
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Our Weather Routing Application
Sereno Routing plans sailing passages on forecast weather and provides guidance on when to go. It routes around land, reefs and shallows on three weather models, then shows the conditions, the comfort level aboard and the motoring needed along the way. It runs on the web, Android and iPhone.…
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Start With the Number: Energy Budgets for Cruising Boats
Before you buy more batteries or solar, you need to know how much energy your boat actually uses each day. That number is the foundation for everything else.…
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The Logbook That Writes Itself
The tool automatically records departure, arrival, distance, duration, speed, wind, all of it and each passage is named after where we left and where we ended up making it easy to find them…
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Paid Content
Sereno Anchor Watch Beta Installation and first run
Let's keep beta comments, bug reports, and requests in the comment section of this post Because this is being a…
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One Screen, One Question: How We Monitor Sabado
Behind the simple screen, we’re monitoring ~90 individual values, but you only see about a dozen tiles. The best monitoring system isn’t the one that shows you the most data. It’s the one that tells you what needs your attention.…
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Building a Custom Anchor Watch System With Home Assistant and SignalK
Holly and I take anchor watch seriously. Sleeping aboard with rocks on one side and a reef on the other means a dra…
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Paid Content
Free Offline Emergency App for Cruisers, Built After Our Own Medical Emergency in Fiji
After an accident onboard, Holly went to the hospital in Fiji, and I learned something about myself that I didn'…
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