PlatformIO

PlatformIO is a professional collaborative platform for embedded software development, offering a cross-platform IDE integrated as a VS Code extension with over 4 million installations worldwide. It supports 40+ development platforms (Atmel AVR, Espressif ESP32, ST STM32, NXP, Nordic nRF52, RISC-V, etc.), 20+ frameworks (Arduino, ESP-IDF, CMSIS, libopencm3, mbed, Zephyr, etc.), and 1,500+ boards from manufacturers including Adafruit, SparkFun, Raspberry Pi, and ESP32-DevKitC. The platform provides a unified debugger supporting GDB with over 30 debug adapters, remote unit testing across embedded targets, static code analysis, firmware memory inspection, and a package manager with 13,000+ libraries. Founded in 2014 by Ivan Kravets, PlatformIO Core is written in pure Python and runs on Windows, macOS, Linux, and ARM. The ecosystem includes PlatformIO IDE, PlatformIO Registry (for publishing libraries and packages), and PlatformIO Plus (premium features). Licensed under Apache 2.0.