Context provides a way to pass data through the component tree without having to pass props down manually at every level.
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react-context vs Redux.js opinions
pros, cons and recent comments
samoonick react context API is not a definite alternative to Redux. Redux does much more than context-api like time-traverse debugging. but that's good enough for some works that don't need too many updates and renders like authentication.
MobX is a state manager - simple and scalable by transparently applying functional reactive programming (TFRP) : Anything that can be derived from the application state, should be derived. Automatically.
Vuex is a state management pattern + library for Vue.js applications. It serves as a centralized store for all the components in an application, with rules ensuring that the state can only be mutated in a predictable fashion.