react-native-contacts counterpart that include the support of RxJS.
npm i react-native --save // if react-native isn't installed yet.
npm i rx --save // if rx isn't installed yet.
npm i react-native-contacts --save // if react-native-contacts isn't installed yet.
npm i react-native-contacts-rx --save
Add react-native-contacts native module to iOS & Android per instructions
MIT