The official Arduino Software (IDE) page serves as the primary hub for downloading development tools, offering the modern IDE 2.x, the legacy 1.8.19 version, and a cloud-based editor. Users can select specific installers for Windows, macOS, and Linux, with IDE 2.x recommended for its built-in debugger and autocomplete features. Supported versions of Arduino IDE
Arduino IDE 2 was fully released in September 2022, and is the actively developed and recommended desktop environment for Arduino. Arduino Help Center Bring Your Projects to Life with Arduino Software https //www.arduino.cc download