Notices
Impeccable
Willa’s design craft runs on Impeccable, copyright 2025–2026 Paul Bakaus, used under the Apache License 2.0. Impeccable builds on Anthropic’s frontend-design skill, also under the Apache License 2.0. Willa changes and adds to it; Meagan Angelucci’s written method makes every design decision.
Typefaces
Cactus Classical Serif, Gloock and Jost, each under the SIL Open Font License 1.1.
The example site, Wrenfield Piano Workshop, is set in Noto Serif HK, also under the SIL Open Font License 1.1.