Astronomical algorithms in Dart — positions of Sun, Moon, and planets, eclipses, phases, coordinates, magnitudes, and more.

A Flutter package for rendering an infinite oscillating loading widget with smooth completion animations.

Lightweight and simple to use Svelte component that highlights menu items as you scroll the page, also scrolling to target section when clicked.

Apple Wallet + Google Wallet pass generation made easy.

Hybrid crossword layout generator combining greedy scored placement with recursive backtracking.