Life & fun · September 7, 2021

Wakeout for Mac
Native Mac app that keeps you active, healthy and happy
What it does
Apple's 2020 App of the Year comes to the Mac. We're happier when we move. Wakeout provides thousands of movements that energize, reduce stress and enhance your mood. Use the Active Timer to have healthier workdays right from the menubar.
Does the same job
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Hi HN, I built Eigendrum, a web tool that solves the 2D wave equation for arbitrary shapes so you can hear what they sound like as drums. How it works: * Solves -∇²u = λu using finite element analysis (Kφ = λMφ) on a triangle mesh. * Validated to <0.1% error against closed-form solutions for circles (Bessel zeros) and rectangles. * Sound model factors in strike location, Rayleigh damping, and mallet width. * Includes Kac drums I & II to demonstrate identical sound spectra from different geometries. * No frameworks, build steps, or dependencies. Repo and tests:…
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