Companions
Small tools that go along with my projects and hobbies. Each one runs entirely in your browser; nothing is sent anywhere.
Some Prime Nonsense
A number generator for a Magic: The Gathering combo.
Generates a composite number larger than 250 that dodges the usual divisibility rules, so it can't be factored by hand. The defending player picks a factor, and the page checks it and shows every factor of the number.
A browser version of my Python program.