There are 2 repositories under sap-fundamentals topic.
Fundamental Library for Angular is SAP Design System Angular component library
Vue.js components implementation of Fundamental Library Styles guidelines. The library is aiming to provide a Vue.js implementation of the components designed in Fundamental Library Styles.
React implementation of the reusable component library designed in Fundamental Library Styles
Three to-do sample web apps that have been implemented with multiple web technologies by SAP.