RemoteXY is a mobile graphical user interface for controller boards that allows users to create their own unique GUI and upload it into the board. This app supports multiple connection methods such as internet over cloud server, WiFi client and access point, Bluetooth, Ethernet by IP or URL, and USB OTG. It also supports various boards including Arduino UNO, MEGA, Leonardo, Pro Mini, Nano, MICRO, ESP8266, and ESP32. Users can control the board through a graphical interface and it supports communication modules such as Bluetooth HC-05, HC-06, BLE HM-10, ESP8266 as modem, and Ethernet W5100. The app can be used with both Arduino IDE and FLProg IDE. With RemoteXY, controlling your controller board has never been easier.