alphabits

New ideas for big problems, every day

What it does

1. Get a fresh problem every day 2. See new startup ideas for each problem 3. Play along if you want to win, or just enjoy the ideas

TL
The load-bearing vocabulary of Claude▲703
Life & fun · 10d ago · louisabraham.github.io
iPhone app takes simultaneous images from 2 lenses, fuses into 1 photo▲329
Photosynthesis fires two of your iPhone
Life & fun · 28d ago · photosynthesis.camera
SoloUno▲310
Take control of hair pulling, nail biting & skin picking
Life & fun · 28d ago · solouno.io
Scroll through all 43252003274489856000 Rubik's Cube states▲295
Scroll through all 43,252,003,274,489,856,000 reachable Rubik's Cube permutations.
Life & fun · 26d ago · everycube.alen.is
Expeditione▲265
The Interactive 3D Encyclopedia
Life & fun · 21d ago · expeditione.fun
Eigendrum - Draw any shape and hear what it sounds like as a drum▲243
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:…
Life & fun · 26d ago · baselashraf81.github.io

Marketing Resources List▲919
The biggest collection of free marketing resources
Growth · 2019 · nira.com
Sizzy▲890
The browser for designers and developers
Dev tools · 2019 · sizzy.co
BA
Bloom – A free and open source 'Google'▲747
Dev tools · 2019 · kerkour.fr
Libra▲693
A global cryptocurrency by Facebook
Commerce · 2019 · developers.diem.com
TP
This page is a truly naked, brutalist HTML quine▲633
Life & fun · 2019 · secretgeek.github.io
Clockwise▲607
Making your calendar work for you.
Work · 2019