The player sprites are Mike Krol from the Merge Records YouTube page https://www.youtube.com/watch?v=Mttv-JVubTI Cactus model: "My friend Cactus" by Simon Ustal https://skfb.ly/o8oUz Audio taken from Wii Sports by Nintendo, Team Fortress 2 by Valve, and The Legend of Zelda https://www.sounds-resource.com/wii/wiisports/ https://wiki.teamfortress.com/wiki/Category:Audio https://www.sounds-resource.com/nes/legendofzelda/ The wii bowling strike screen is from Wii Sports https://www.youtube.com/watch?v=prcDV6iOjAQ The hand images were from Aidan and Matthew Line intersection math was from GeeksForGeeks https://www.geeksforgeeks.org/orientation-3-ordered-points/ The server is running node.js with Express and socket.io https://www.npmjs.com/package/express https://www.npmjs.com/package/socket.io