Credits

Chaalwise is free software under the GNU AGPL-3.0. It is built on the work of others, with thanks.

Chess

• The board is chessground, and the rules are chessops, both open-source projects from the Lichess community, under GPL-3.0. Chaalwise is an independent project, not part of or endorsed by Lichess.
• The pieces are Colin M.L. Burnett's set, under GPL-2.0-or-later, as distributed with chessground.

Learning

• Spaced repetition uses ts-fsrs (MIT), the Free Spaced Repetition Scheduler.

Type

• Newsreader, by Production Type, and IBM Plex Sans and Mono, by IBM, under the SIL Open Font Licence.

Built with

• Astro, Svelte and idb (MIT).