Open-source tools you can try in your browser.

An in-browser logo & icon studio — sketch a mark and export it, right on this page.

A live playground for squircles and smooth corner shapes you can tune and copy.

Tint Safari's browser chrome to blend with your page — see the effect in real time.

A lightweight deck for showing off demos — flip through it live in the browser.

Try the request-to-invoice form that auto-generates numbered PDF invoices.