Bullitt Bike

Sexy cargobikes straight out of Copenhagen

What it does

Bullitt Bike is a bike that could replace much of the functions of a car in the city, but would also be a desirable object.

Convercycle2019 · ▲94
A 2-in-one bicycle that folds out into a cargo bike 🚴‍♂️
Blubel2016 · ▲99
Smart bicycle bell that knows its way around your city
The Electron Wheel2016 · ▲206
Turn your standard bicycle into an electric bike.
COBI.bike2016 · ▲134
The perfect fusion of your smartphone and your bike.
Biker 2.0: Bicycle track & maintainJan 2026 · ▲111
Bike AI garage: track and maintain bicycle parts
GeoOrbital Wheel2016 · ▲175
Turn any bike into an eBike by replacing your wheel

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

SD
Six Degrees of Wikipedia▲1,176
Life & fun · 2018 · sixdegreesofwikipedia.com
Witeboard▲1,017
A real-time whiteboard for your team. No signups required.
Dev tools · 2018 · witeboard.com
Product Hunt 4.0 for Mobile▲964
Discover your next favorite thing, now on iOS and Android 📱
Life & fun · 2018
PixelSnap▲948
Measure every pixel on your screen with ease ✨
Dev tools · 2018 · pixelsnap.com
Sip by Product Hunt▲933
Daily tappable tech news and stories.
Life & fun · 2018 · sip.fyi
HN
Hacker News Classics▲864
Life & fun · 2018 · jsomers.net