OneTrueRock – TrueCar for Diamonds
Does the same job
all alternatives →- PAPonziCoin, a transparent, decentralized Ponzi Scheme you can trust2018 · ponzicoin.co · ▲182
- AOAn open-source financial ledger API written in Clojure2020 · github.com · ▲125
- WAWalletjs – A little library to handle money amounts2017 · github.com · ▲23
- SAShelfLife, a social commerce platform for collectors2014 · shelflife.net · ▲15
- FUFleetzen – “Uber for moving large items”2015 · fleetzen.com · ▲55
- DADollar and Cent – A functional tool belt for Swift2014 · github.com · ▲55
More life & fun this month
the category →- TL
Life & fun · 10d ago · louisabraham.github.io

Photosynthesis fires two of your iPhone
Life & fun · 29d ago · photosynthesis.camera
SoloUno▲310Take control of hair pulling, nail biting & skin picking
Life & fun · 28d ago · solouno.io

Scroll through all 43,252,003,274,489,856,000 reachable Rubik's Cube permutations.
Life & fun · 27d ago · everycube.alen.is


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 · 27d ago · baselashraf81.github.io
Launched alongside, June 2019
the whole month →
The biggest collection of free marketing resources
Growth · 2019 · nira.com

- BA
Dev tools · 2019 · kerkour.fr

- TP
Life & fun · 2019 · secretgeek.github.io
