MahjongSolitaireOnline.com is built with the help of open source projects, public domain assets, and community contributions. We are grateful to the creators and maintainers listed below.
Game Logic
The Mahjong Solitaire game logic is based on ScriptRaccoon/mahjong-solitaire, licensed under the MIT License.
Tile Images
Mahjong tile images are provided by samoheen/mahjong-tiles and are available under the Public Domain dedication.
The joker tile (joker.svg) used in the American Mah Jongg joker lesson is an original vector illustration created for this site. It is not part of the samoheen tileset above, and it is not affiliated with or derived from the National Mah Jongg League card.
CSS Framework
This site uses Tailwind CSS for styling.
Image Replacement Note
During development, the original smooth-tileset images, which were licensed under the GPL, were replaced with public-domain images from samoheen/mahjong-tiles to simplify licensing and distribution.