This document discusses the technologies used in a Skybrain application. It uses Amazon Web Services such as Kinesis Streams, Cognito, Lambda, S3, API Gateway, CloudFront, and Route 53. It also uses SORACOM Air and Funnel. The data upload part uses Cognito, Kinesis, Lambda, and S3. The user used part uses API Gateway, Lambda, S3, CloudFront, Route 53, and Google Maps JavaScript API. The client side uses HTML5, JavaScript, Vue.js, Moment.js, clipboard.js, Bulma, Font Awesome, and the AWS JavaScript SDK. The development environment uses TypeScript, gulp, Atom, lambda