Emotion is a library designed for writing CSS styles with JavaScript.
Google Maps is a web mapping service. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets, real-time traffic conditions, and route planning for traveling by foot, car, bicycle and air, or public transportation.
Next.js is a React framework for developing single page Javascript applications.
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.