Google Analytics is a free web analytics service that tracks and reports website traffic.
Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.
Open Graph is a protocol that is used to integrate any web page into the social graph.
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.
UIKit is the framework used for developing iOS applications.
WhatsApp Business is a free to download app available on Android and iPhone using which businesses can connect with their customers.