Like codepen.io for songs. Easily create and share music using a piano roll interface. Built with React, NodeJS, Postgres, and Docker.

An open source circular progressbar for React, written in Typescript and extensively customizable. Built with React and SVG.

An open source calendar heatmap inspired by Github's contribution graph. Built with React and SVG.

An open source interactive piano component which supports custom sounds, touch/click/keyboard events, programmatic playback, and fully configurable styling. Published on npm.

A microtone keyboard app which lets you build and play scales outside the standard 12-note scale. Built with React and the web audio API.

See projected temperature and precipitation impact of climate change where you live, based on public data sources. Originated at Science Hack Day 2019. Built with React, NextJS, Postgres/PostGIS, and Docker.