Correspondence chess built on top of the scuttlebutt platform. More information about scuttlebutt here: https://staltz.com/an-off-grid-social-network.html and https://www.scuttlebutt.nz/
It is built to allow it to be integrated into scuttlebutt viewers (such as patchbay, patchwork using depject so that they can take care of things like discovering friends to play with, etc.
You can find a desktop app releases to run ssb-chess at https://www.github.com/happy0/ssb-chess-electron.
- ssb-chess is used for all the ssb-chess protocol logic (querying games, making moves, sending invites, etc)
- Mithriljs is used for rendering the pages.
- Chessground is used for the board and pieces widget and animating the moves.
- Embedded Chat is used for the chatroom to allow the players to chat during their game.
SEe https://github.com/Happy0/ssb-chess/blob/master/README.md#required-ssb-server-plugins for information about ssb-server plugins required to run this.